What is Primary 6 Vocabulary | Background Knowledge, Topic Knowledge and Why Words Become Easier to Understand

Words live inside knowledge structures

The meaning of current changes with electricity, water and time. Topic knowledge helps a reader select the relevant frame and anticipate related concepts.

For text difficulty, use the Primary 6 Vocabulary Load and Lexical Coverage owner. For the broader reading architecture, see How Knowledge-Building Text Sets Work. This page owns the vocabulary–knowledge interaction at Primary 6.

Background knowledge supports inference

When readers know how a system usually works, they can fill reasonable gaps and interpret unfamiliar terms more efficiently. Without that knowledge, the same sentence may remain a list of disconnected facts.

For text difficulty, use the Primary 6 Vocabulary Load and Lexical Coverage owner. For the broader reading architecture, see How Knowledge-Building Text Sets Work. This page owns the vocabulary–knowledge interaction at Primary 6.

Vocabulary also builds background knowledge

Learning words such as evaporation, condensation, precipitation helps organise a model of the water cycle. Lexical and conceptual learning can therefore reinforce one another.

For text difficulty, use the Primary 6 Vocabulary Load and Lexical Coverage owner. For the broader reading architecture, see How Knowledge-Building Text Sets Work. This page owns the vocabulary–knowledge interaction at Primary 6.

Previewing should unlock, not pre-teach the whole text

Choose a small number of words whose meanings are essential to understanding the central relationships. Excessive previewing can turn reading into a vocabulary lecture before the text begins.

For text difficulty, use the Primary 6 Vocabulary Load and Lexical Coverage owner. For the broader reading architecture, see How Knowledge-Building Text Sets Work. This page owns the vocabulary–knowledge interaction at Primary 6.

Topic-focused reading creates semantic density

Several related texts repeatedly activate the same concepts and words while adding new details. This makes later texts easier because the learner enters with a richer model.

For text difficulty, use the Primary 6 Vocabulary Load and Lexical Coverage owner. For the broader reading architecture, see How Knowledge-Building Text Sets Work. This page owns the vocabulary–knowledge interaction at Primary 6.

Misconceptions can overpower vocabulary knowledge

A learner may know every term but connect them incorrectly. Ask learners to explain relationships, not merely define labels.

For text difficulty, use the Primary 6 Vocabulary Load and Lexical Coverage owner. For the broader reading architecture, see How Knowledge-Building Text Sets Work. This page owns the vocabulary–knowledge interaction at Primary 6.

High-cohesion texts can support low-knowledge readers

Texts that state relationships clearly and repeat key references can reduce the inferential burden. Text choice is therefore part of knowledge-sensitive vocabulary teaching.

For text difficulty, use the Primary 6 Vocabulary Load and Lexical Coverage owner. For the broader reading architecture, see How Knowledge-Building Text Sets Work. This page owns the vocabulary–knowledge interaction at Primary 6.

Subject vocabulary should connect to processes

Technical words become more memorable when attached to what happens, why it happens and what evidence shows it. Definition-only teaching can leave terms floating without a system.

For text difficulty, use the Primary 6 Vocabulary Load and Lexical Coverage owner. For the broader reading architecture, see How Knowledge-Building Text Sets Work. This page owns the vocabulary–knowledge interaction at Primary 6.

General academic vocabulary connects knowledge domains

Words such as factor, evidence, consequence, process, significant help learners express relationships in many topics. They form bridges among knowledge structures.

For text difficulty, use the Primary 6 Vocabulary Load and Lexical Coverage owner. For the broader reading architecture, see How Knowledge-Building Text Sets Work. This page owns the vocabulary–knowledge interaction at Primary 6.

Discussion exposes missing knowledge

A learner who cannot explain why two ideas connect may need concept teaching, vocabulary teaching or both. Talk makes the hidden model visible.

For text difficulty, use the Primary 6 Vocabulary Load and Lexical Coverage owner. For the broader reading architecture, see How Knowledge-Building Text Sets Work. This page owns the vocabulary–knowledge interaction at Primary 6.

Knowledge reduces apparent vocabulary load

Once a topic is familiar, previously difficult terms become more predictable and easier to retain. This is one reason related reading can make later complex text feel lexically easier.

For text difficulty, use the Primary 6 Vocabulary Load and Lexical Coverage owner. For the broader reading architecture, see How Knowledge-Building Text Sets Work. This page owns the vocabulary–knowledge interaction at Primary 6.

Knowledge should broaden without becoming test-specific

The aim is a growing world model that supports future reading, not memorising facts only because they appeared in one worksheet.

For text difficulty, use the Primary 6 Vocabulary Load and Lexical Coverage owner. For the broader reading architecture, see How Knowledge-Building Text Sets Work. This page owns the vocabulary–knowledge interaction at Primary 6.

A knowledge-building sequence for one topic

1. Begin with a short accessible overview to establish the basic situation.
2. Select five to eight essential terms that name key concepts or relationships.
3. Build a simple concept map showing how the ideas connect.
4. Read a second text that adds examples, causes or consequences.
5. Reuse the target vocabulary in discussion and a short explanation.
6. Read a third text from a different genre or perspective.
7. Ask the learner to explain what new knowledge changed the meaning or usefulness of the vocabulary.
8. Retrieve the core vocabulary after a delay without reopening the texts.

One hundred knowledge–vocabulary laboratories

Knowledge Lab 1: analyse inside environmental change

A learner who recognises the word but cannot connect it to related ideas encounters analyse in a text about environmental change. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of analyse. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 2: consistent inside friendship

A learner who knows the concept orally but not in print encounters consistent in a text about friendship. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of consistent. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 3: procedure inside weather

A learner who copies wording instead of paraphrasing encounters procedure in a text about weather. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of procedure. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 4: connection inside teamwork

A learner who has vocabulary but weak world knowledge encounters connection in a text about teamwork. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of connection. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 5: audience inside sports

A learner who can map synonyms but not causes or categories encounters audience in a text about sports. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of audience. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 6: argument inside inventions

A learner who knows individual words but writes unnatural phrases encounters argument in a text about inventions. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of argument. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 7: assume inside digital safety

A learner who has background knowledge but weak lexical labels encounters assume in a text about digital safety. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of assume. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 8: modify inside technology

A learner who understands the passage but gives an overlong summary encounters modify in a text about technology. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of modify. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 9: adapt inside community service

A learner who knows the word but lacks topic knowledge encounters adapt in a text about community service. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of adapt. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 10: source inside healthy habits

A learner who understands technical nouns but not relationship language encounters source in a text about healthy habits. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of source. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 11: variable inside biodiversity

A learner who has strong ideas but weak academic phrasing encounters variable in a text about biodiversity. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of variable. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 12: interpret inside media literacy

A learner who pronounces the word but cannot spell it encounters interpret in a text about media literacy. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of interpret. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 13: equivalent inside transport

A learner who misses the stress pattern of multisyllabic words encounters equivalent in a text about transport. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of equivalent. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 14: strategy inside public spaces

A learner who can use the word in only one subject encounters strategy in a text about public spaces. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of strategy. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 15: pattern inside energy

A learner who spells the word correctly but mispronounces it encounters pattern in a text about energy. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of pattern. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 16: contribute inside water conservation

A learner who overuses formal vocabulary in ordinary contexts encounters contribute in a text about water conservation. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of contribute. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 17: relevant inside financial decisions

A learner who remembers a definition but not examples encounters relevant in a text about financial decisions. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of relevant. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 18: context inside learning habits

A learner who can repeat the sentence but cannot restate it encounters context in a text about learning habits. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of context. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 19: proportion inside school rules

A learner who recognises the phrase but cannot produce it encounters proportion in a text about school rules. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of proportion. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 20: effect inside food systems

A learner who uses one-word synonyms as if they were interchangeable encounters effect in a text about food systems. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of effect. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 21: register inside environmental change

A learner who recognises the word but cannot connect it to related ideas encounters register in a text about environmental change. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of register. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 22: claim inside friendship

A learner who knows the concept orally but not in print encounters claim in a text about friendship. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of claim. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 23: derive inside weather

A learner who copies wording instead of paraphrasing encounters derive in a text about weather. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of derive. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 24: observe inside teamwork

A learner who has vocabulary but weak world knowledge encounters observe in a text about teamwork. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of observe. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 25: alternative inside sports

A learner who can map synonyms but not causes or categories encounters alternative in a text about sports. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of alternative. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 26: sufficient inside inventions

A learner who knows individual words but writes unnatural phrases encounters sufficient in a text about inventions. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of sufficient. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 27: compare inside digital safety

A learner who has background knowledge but weak lexical labels encounters compare in a text about digital safety. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of compare. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 28: significant inside technology

A learner who understands the passage but gives an overlong summary encounters significant in a text about technology. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of significant. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 29: estimate inside community service

A learner who knows the word but lacks topic knowledge encounters estimate in a text about community service. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of estimate. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 30: structure inside healthy habits

A learner who understands technical nouns but not relationship language encounters structure in a text about healthy habits. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of structure. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 31: principle inside biodiversity

A learner who has strong ideas but weak academic phrasing encounters principle in a text about biodiversity. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of principle. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 32: formulate inside media literacy

A learner who pronounces the word but cannot spell it encounters formulate in a text about media literacy. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of formulate. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 33: evidence inside transport

A learner who misses the stress pattern of multisyllabic words encounters evidence in a text about transport. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of evidence. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 34: criterion inside public spaces

A learner who can use the word in only one subject encounters criterion in a text about public spaces. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of criterion. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 35: resolve inside energy

A learner who spells the word correctly but mispronounces it encounters resolve in a text about energy. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of resolve. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 36: function inside water conservation

A learner who overuses formal vocabulary in ordinary contexts encounters function in a text about water conservation. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of function. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 37: nuance inside financial decisions

A learner who remembers a definition but not examples encounters nuance in a text about financial decisions. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of nuance. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 38: summary inside learning habits

A learner who can repeat the sentence but cannot restate it encounters summary in a text about learning habits. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of summary. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 39: determine inside school rules

A learner who recognises the phrase but cannot produce it encounters determine in a text about school rules. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of determine. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 40: outcome inside food systems

A learner who uses one-word synonyms as if they were interchangeable encounters outcome in a text about food systems. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of outcome. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 41: approach inside environmental change

A learner who recognises the word but cannot connect it to related ideas encounters approach in a text about environmental change. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of approach. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 42: theory inside friendship

A learner who knows the concept orally but not in print encounters theory in a text about friendship. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of theory. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 43: conclude inside weather

A learner who copies wording instead of paraphrasing encounters conclude in a text about weather. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of conclude. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 44: contrast inside teamwork

A learner who has vocabulary but weak world knowledge encounters contrast in a text about teamwork. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of contrast. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 45: explicit inside sports

A learner who can map synonyms but not causes or categories encounters explicit in a text about sports. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of explicit. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 46: support inside inventions

A learner who knows individual words but writes unnatural phrases encounters support in a text about inventions. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of support. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 47: relationship inside digital safety

A learner who has background knowledge but weak lexical labels encounters relationship in a text about digital safety. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of relationship. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 48: generate inside technology

A learner who understands the passage but gives an overlong summary encounters generate in a text about technology. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of generate. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 49: infer inside community service

A learner who knows the word but lacks topic knowledge encounters infer in a text about community service. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of infer. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 50: deduce inside healthy habits

A learner who understands technical nouns but not relationship language encounters deduce in a text about healthy habits. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of deduce. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 51: retain inside biodiversity

A learner who has strong ideas but weak academic phrasing encounters retain in a text about biodiversity. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of retain. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 52: identify inside media literacy

A learner who pronounces the word but cannot spell it encounters identify in a text about media literacy. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of identify. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 53: accurate inside transport

A learner who misses the stress pattern of multisyllabic words encounters accurate in a text about transport. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of accurate. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 54: paraphrase inside public spaces

A learner who can use the word in only one subject encounters paraphrase in a text about public spaces. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of paraphrase. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 55: classify inside energy

A learner who spells the word correctly but mispronounces it encounters classify in a text about energy. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of classify. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 56: perspective inside water conservation

A learner who overuses formal vocabulary in ordinary contexts encounters perspective in a text about water conservation. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of perspective. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 57: capacity inside financial decisions

A learner who remembers a definition but not examples encounters capacity in a text about financial decisions. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of capacity. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 58: topic inside learning habits

A learner who can repeat the sentence but cannot restate it encounters topic in a text about learning habits. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of topic. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 59: reason inside school rules

A learner who recognises the phrase but cannot produce it encounters reason in a text about school rules. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of reason. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 60: precise inside food systems

A learner who uses one-word synonyms as if they were interchangeable encounters precise in a text about food systems. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of precise. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 61: implicit inside environmental change

A learner who recognises the word but cannot connect it to related ideas encounters implicit in a text about environmental change. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of implicit. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 62: transfer inside friendship

A learner who knows the concept orally but not in print encounters transfer in a text about friendship. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of transfer. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 63: require inside weather

A learner who copies wording instead of paraphrasing encounters require in a text about weather. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of require. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 64: illustrate inside teamwork

A learner who has vocabulary but weak world knowledge encounters illustrate in a text about teamwork. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of illustrate. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 65: justify inside sports

A learner who can map synonyms but not causes or categories encounters justify in a text about sports. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of justify. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 66: demonstrate inside inventions

A learner who knows individual words but writes unnatural phrases encounters demonstrate in a text about inventions. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of demonstrate. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 67: retrieve inside digital safety

A learner who has background knowledge but weak lexical labels encounters retrieve in a text about digital safety. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of retrieve. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 68: indicate inside technology

A learner who understands the passage but gives an overlong summary encounters indicate in a text about technology. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of indicate. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 69: appropriate inside community service

A learner who knows the word but lacks topic knowledge encounters appropriate in a text about community service. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of appropriate. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 70: explain inside healthy habits

A learner who understands technical nouns but not relationship language encounters explain in a text about healthy habits. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of explain. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 71: clarify inside biodiversity

A learner who has strong ideas but weak academic phrasing encounters clarify in a text about biodiversity. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of clarify. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 72: predict inside media literacy

A learner who pronounces the word but cannot spell it encounters predict in a text about media literacy. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of predict. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 73: category inside transport

A learner who misses the stress pattern of multisyllabic words encounters category in a text about transport. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of category. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 74: trend inside public spaces

A learner who can use the word in only one subject encounters trend in a text about public spaces. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of trend. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 75: result inside energy

A learner who spells the word correctly but mispronounces it encounters result in a text about energy. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of result. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 76: credible inside water conservation

A learner who overuses formal vocabulary in ordinary contexts encounters credible in a text about water conservation. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of credible. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 77: influence inside financial decisions

A learner who remembers a definition but not examples encounters influence in a text about financial decisions. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of influence. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 78: valid inside learning habits

A learner who can repeat the sentence but cannot restate it encounters valid in a text about learning habits. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of valid. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 79: resource inside school rules

A learner who recognises the phrase but cannot produce it encounters resource in a text about school rules. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of resource. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 80: process inside food systems

A learner who uses one-word synonyms as if they were interchangeable encounters process in a text about food systems. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of process. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 81: consequence inside environmental change

A learner who recognises the word but cannot connect it to related ideas encounters consequence in a text about environmental change. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of consequence. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 82: differentiate inside friendship

A learner who knows the concept orally but not in print encounters differentiate in a text about friendship. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of differentiate. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 83: sequence inside weather

A learner who copies wording instead of paraphrasing encounters sequence in a text about weather. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of sequence. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 84: maintain inside teamwork

A learner who has vocabulary but weak world knowledge encounters maintain in a text about teamwork. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of maintain. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 85: benefit inside sports

A learner who can map synonyms but not causes or categories encounters benefit in a text about sports. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of benefit. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 86: generalise inside inventions

A learner who knows individual words but writes unnatural phrases encounters generalise in a text about inventions. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of generalise. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 87: coherent inside digital safety

A learner who has background knowledge but weak lexical labels encounters coherent in a text about digital safety. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of coherent. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 88: priority inside technology

A learner who understands the passage but gives an overlong summary encounters priority in a text about technology. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of priority. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 89: condition inside community service

A learner who knows the word but lacks topic knowledge encounters condition in a text about community service. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of condition. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 90: purpose inside healthy habits

A learner who understands technical nouns but not relationship language encounters purpose in a text about healthy habits. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of purpose. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 91: cause inside biodiversity

A learner who has strong ideas but weak academic phrasing encounters cause in a text about biodiversity. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of cause. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 92: factor inside media literacy

A learner who pronounces the word but cannot spell it encounters factor in a text about media literacy. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of factor. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 93: logical inside transport

A learner who misses the stress pattern of multisyllabic words encounters logical in a text about transport. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of logical. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 94: verify inside public spaces

A learner who can use the word in only one subject encounters verify in a text about public spaces. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of verify. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 95: similar inside energy

A learner who spells the word correctly but mispronounces it encounters similar in a text about energy. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of similar. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 96: respond inside water conservation

A learner who overuses formal vocabulary in ordinary contexts encounters respond in a text about water conservation. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of respond. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 97: evaluate inside financial decisions

A learner who remembers a definition but not examples encounters evaluate in a text about financial decisions. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of evaluate. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 98: elaborate inside learning habits

A learner who can repeat the sentence but cannot restate it encounters elaborate in a text about learning habits. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of elaborate. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 99: specific inside school rules

A learner who recognises the phrase but cannot produce it encounters specific in a text about school rules. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of specific. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Knowledge Lab 100: method inside food systems

A learner who uses one-word synonyms as if they were interchangeable encounters method in a text about food systems. Before teaching the word, ask what the learner already knows about the topic and what relationships are missing. Decide whether the lexical difficulty is primarily the label itself or the concept the label refers to. Give only enough background information to make the central relationship intelligible, then teach the relevant sense of method. Ask the learner to explain how the word connects to one event, category, cause, effect or piece of evidence in the topic. Next, place the same word in another topic and ask what meaning remains stable. Finish with a short retrieval after a delay. If the word becomes easier only after the topic model improves, the case demonstrates why vocabulary and world knowledge must be taught as interacting systems.

Where this fits in the eduKate Primary 6 vocabulary architecture

This article is a specialist child of the Primary 6 vocabulary apex. It does not replace the Top 100 Primary 6 high-utility word-bank owner or the Primary 6 vocabulary practice owner. The master Vocabulary router and Vocabulary Learning Hub remain the main routes across levels and vocabulary problems.

The separation is deliberate. Semantic organisation, paraphrasing, word-form knowledge, background knowledge and phrase-level fluency are related, but they are not the same reader job. This page owns one problem deeply and sends narrower or broader questions to their existing specialist owners.

Sources and further reading

• Reading Rockets — Connecting Word Meanings Through Semantic Mapping.
• Reading Rockets — Word Maps.
• IES — Summarizing and Retelling.
• IES — Word Knowledge, Comprehension Monitoring and Summarization.
• Reading Rockets — Morphological Awareness and Literacy Skills.
• Reading Rockets — Previewing Vocabulary Before Reading.
• Reading Rockets — Background Knowledge and Reading Comprehension.
• IES — Sentence Frames and Mathematical Language.
• IES — Teaching Elementary School Students to Be Effective Writers.
• MOE Singapore — English Language Syllabus 2020 Primary.
• SEAB — 2026 PSLE English Language syllabus.

Extended Primary 6 application fieldbook

Fieldbook 1: analyse — environmental change

A learner who recognises the word but cannot connect it to related ideas encounters analyse in a narrative passage about environmental change. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of analyse. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 2: implicit — media literacy

A learner who uses one-word synonyms as if they were interchangeable encounters implicit in a digital article about media literacy. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of implicit. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 3: effect — weather

A learner who recognises the phrase but cannot produce it encounters effect in a continuous-writing paragraph about weather. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of effect. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 4: process — public spaces

A learner who can repeat the sentence but cannot restate it encounters process in a class discussion about public spaces. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of process. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 5: determine — sports

A learner who remembers a definition but not examples encounters determine in a textbook section about sports. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of determine. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 6: specific — water conservation

A learner who overuses formal vocabulary in ordinary contexts encounters specific in a situational-writing email about water conservation. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of specific. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 7: topic — digital safety

A learner who spells the word correctly but mispronounces it encounters topic in a documentary extract about digital safety. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of topic. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 8: relevant — learning habits

A learner who can use the word in only one subject encounters relevant in a project reflection about learning habits. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of relevant. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 9: influence — community service

A learner who misses the stress pattern of multisyllabic words encounters influence in an oral response about community service. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of influence. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 10: function — food systems

A learner who pronounces the word but cannot spell it encounters function in a revision task about food systems. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of function. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 11: respond — biodiversity

A learner who has strong ideas but weak academic phrasing encounters respond in a graph explanation about biodiversity. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of respond. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 12: classify — friendship

A learner who understands technical nouns but not relationship language encounters classify in a Mathematics word problem about friendship. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of classify. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 13: strategy — transport

A learner who knows the word but lacks topic knowledge encounters strategy in a Secondary 1 preview text about transport. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of strategy. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 14: trend — teamwork

A learner who understands the passage but gives an overlong summary encounters trend in a school announcement about teamwork. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of trend. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 15: evidence — energy

A learner who has background knowledge but weak lexical labels encounters evidence in a Science explanation about energy. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of evidence. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 16: logical — inventions

A learner who knows individual words but writes unnatural phrases encounters logical in a peer explanation about inventions. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of logical. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 17: identify — financial decisions

A learner who can map synonyms but not causes or categories encounters identify in a news report about financial decisions. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of identify. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 18: variable — technology

A learner who has vocabulary but weak world knowledge encounters variable in an informational passage about technology. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of variable. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 19: clarify — school rules

A learner who copies wording instead of paraphrasing encounters clarify in a debate about school rules. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of clarify. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 20: structure — healthy habits

A learner who knows the concept orally but not in print encounters structure in a listening task about healthy habits. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of structure. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 21: purpose — environmental change

A learner who recognises the word but cannot connect it to related ideas encounters purpose in a narrative passage about environmental change. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of purpose. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 22: infer — media literacy

A learner who uses one-word synonyms as if they were interchangeable encounters infer in a digital article about media literacy. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of infer. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 23: modify — weather

A learner who recognises the phrase but cannot produce it encounters modify in a continuous-writing paragraph about weather. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of modify. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 24: indicate — public spaces

A learner who can repeat the sentence but cannot restate it encounters indicate in a class discussion about public spaces. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of indicate. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 25: compare — sports

A learner who remembers a definition but not examples encounters compare in a textbook section about sports. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of compare. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 26: coherent — water conservation

A learner who overuses formal vocabulary in ordinary contexts encounters coherent in a situational-writing email about water conservation. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of coherent. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 27: support — digital safety

A learner who spells the word correctly but mispronounces it encounters support in a documentary extract about digital safety. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of support. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 28: audience — learning habits

A learner who can use the word in only one subject encounters audience in a project reflection about learning habits. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of audience. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 29: justify — community service

A learner who misses the stress pattern of multisyllabic words encounters justify in an oral response about community service. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of justify. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 30: observe — food systems

A learner who pronounces the word but cannot spell it encounters observe in a revision task about food systems. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of observe. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 31: maintain — biodiversity

A learner who has strong ideas but weak academic phrasing encounters maintain in a graph explanation about biodiversity. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of maintain. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 32: conclude — friendship

A learner who understands technical nouns but not relationship language encounters conclude in a Mathematics word problem about friendship. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of conclude. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 33: consistent — transport

A learner who knows the word but lacks topic knowledge encounters consistent in a Secondary 1 preview text about transport. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of consistent. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 34: transfer — teamwork

A learner who understands the passage but gives an overlong summary encounters transfer in a school announcement about teamwork. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of transfer. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 35: register — energy

A learner who has background knowledge but weak lexical labels encounters register in a Science explanation about energy. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of register. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 36: consequence — inventions

A learner who knows individual words but writes unnatural phrases encounters consequence in a peer explanation about inventions. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of consequence. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 37: outcome — financial decisions

A learner who can map synonyms but not causes or categories encounters outcome in a news report about financial decisions. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of outcome. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 38: method — technology

A learner who has vocabulary but weak world knowledge encounters method in an informational passage about technology. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of method. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 39: reason — school rules

A learner who copies wording instead of paraphrasing encounters reason in a debate about school rules. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of reason. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 40: context — healthy habits

A learner who knows the concept orally but not in print encounters context in a listening task about healthy habits. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of context. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 41: valid — environmental change

A learner who recognises the word but cannot connect it to related ideas encounters valid in a narrative passage about environmental change. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of valid. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 42: nuance — media literacy

A learner who uses one-word synonyms as if they were interchangeable encounters nuance in a digital article about media literacy. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of nuance. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 43: evaluate — weather

A learner who recognises the phrase but cannot produce it encounters evaluate in a continuous-writing paragraph about weather. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of evaluate. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 44: perspective — public spaces

A learner who can repeat the sentence but cannot restate it encounters perspective in a class discussion about public spaces. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of perspective. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 45: pattern — sports

A learner who remembers a definition but not examples encounters pattern in a textbook section about sports. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of pattern. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 46: result — water conservation

A learner who overuses formal vocabulary in ordinary contexts encounters result in a situational-writing email about water conservation. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of result. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 47: criterion — digital safety

A learner who spells the word correctly but mispronounces it encounters criterion in a documentary extract about digital safety. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of criterion. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 48: verify — learning habits

A learner who can use the word in only one subject encounters verify in a project reflection about learning habits. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of verify. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 49: accurate — community service

A learner who misses the stress pattern of multisyllabic words encounters accurate in an oral response about community service. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of accurate. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 50: interpret — food systems

A learner who pronounces the word but cannot spell it encounters interpret in a revision task about food systems. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of interpret. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 51: predict — biodiversity

A learner who has strong ideas but weak academic phrasing encounters predict in a graph explanation about biodiversity. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of predict. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 52: principle — friendship

A learner who understands technical nouns but not relationship language encounters principle in a Mathematics word problem about friendship. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of principle. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 53: cause — transport

A learner who knows the word but lacks topic knowledge encounters cause in a Secondary 1 preview text about transport. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of cause. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 54: deduce — teamwork

A learner who understands the passage but gives an overlong summary encounters deduce in a school announcement about teamwork. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of deduce. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 55: adapt — energy

A learner who has background knowledge but weak lexical labels encounters adapt in a Science explanation about energy. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of adapt. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 56: appropriate — inventions

A learner who knows individual words but writes unnatural phrases encounters appropriate in a peer explanation about inventions. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of appropriate. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 57: significant — financial decisions

A learner who can map synonyms but not causes or categories encounters significant in a news report about financial decisions. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of significant. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 58: priority — technology

A learner who has vocabulary but weak world knowledge encounters priority in an informational passage about technology. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of priority. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 59: relationship — school rules

A learner who copies wording instead of paraphrasing encounters relationship in a debate about school rules. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of relationship. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 60: argument — healthy habits

A learner who knows the concept orally but not in print encounters argument in a listening task about healthy habits. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of argument. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 61: demonstrate — environmental change

A learner who recognises the word but cannot connect it to related ideas encounters demonstrate in a narrative passage about environmental change. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of demonstrate. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 62: alternative — media literacy

A learner who uses one-word synonyms as if they were interchangeable encounters alternative in a digital article about media literacy. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of alternative. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 63: benefit — weather

A learner who recognises the phrase but cannot produce it encounters benefit in a continuous-writing paragraph about weather. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of benefit. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 64: contrast — public spaces

A learner who can repeat the sentence but cannot restate it encounters contrast in a class discussion about public spaces. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of contrast. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 65: procedure — sports

A learner who remembers a definition but not examples encounters procedure in a textbook section about sports. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of procedure. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 66: require — water conservation

A learner who overuses formal vocabulary in ordinary contexts encounters require in a situational-writing email about water conservation. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of require. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 67: claim — digital safety

A learner who spells the word correctly but mispronounces it encounters claim in a documentary extract about digital safety. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of claim. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 68: differentiate — learning habits

A learner who can use the word in only one subject encounters differentiate in a project reflection about learning habits. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of differentiate. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 69: approach — community service

A learner who misses the stress pattern of multisyllabic words encounters approach in an oral response about community service. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of approach. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 70: construct — food systems

A learner who pronounces the word but cannot spell it encounters construct in a revision task about food systems. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of construct. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 71: precise — biodiversity

A learner who has strong ideas but weak academic phrasing encounters precise in a graph explanation about biodiversity. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of precise. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 72: proportion — friendship

A learner who understands technical nouns but not relationship language encounters proportion in a Mathematics word problem about friendship. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of proportion. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 73: resource — transport

A learner who knows the word but lacks topic knowledge encounters resource in a Secondary 1 preview text about transport. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of resource. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 74: summary — teamwork

A learner who understands the passage but gives an overlong summary encounters summary in a school announcement about teamwork. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of summary. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 75: elaborate — energy

A learner who has background knowledge but weak lexical labels encounters elaborate in a Science explanation about energy. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of elaborate. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 76: capacity — inventions

A learner who knows individual words but writes unnatural phrases encounters capacity in a peer explanation about inventions. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of capacity. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 77: contribute — financial decisions

A learner who can map synonyms but not causes or categories encounters contribute in a news report about financial decisions. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of contribute. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 78: credible — technology

A learner who has vocabulary but weak world knowledge encounters credible in an informational passage about technology. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of credible. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 79: resolve — school rules

A learner who copies wording instead of paraphrasing encounters resolve in a debate about school rules. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of resolve. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 80: similar — healthy habits

A learner who knows the concept orally but not in print encounters similar in a listening task about healthy habits. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of similar. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 81: paraphrase — environmental change

A learner who recognises the word but cannot connect it to related ideas encounters paraphrase in a narrative passage about environmental change. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of paraphrase. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 82: equivalent — media literacy

A learner who uses one-word synonyms as if they were interchangeable encounters equivalent in a digital article about media literacy. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of equivalent. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 83: category — weather

A learner who recognises the phrase but cannot produce it encounters category in a continuous-writing paragraph about weather. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of category. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 84: formulate — public spaces

A learner who can repeat the sentence but cannot restate it encounters formulate in a class discussion about public spaces. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of formulate. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 85: factor — sports

A learner who remembers a definition but not examples encounters factor in a textbook section about sports. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of factor. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 86: retain — water conservation

A learner who overuses formal vocabulary in ordinary contexts encounters retain in a situational-writing email about water conservation. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of retain. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 87: source — digital safety

A learner who spells the word correctly but mispronounces it encounters source in a documentary extract about digital safety. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of source. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 88: explain — learning habits

A learner who can use the word in only one subject encounters explain in a project reflection about learning habits. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of explain. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 89: estimate — community service

A learner who misses the stress pattern of multisyllabic words encounters estimate in an oral response about community service. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of estimate. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 90: condition — food systems

A learner who pronounces the word but cannot spell it encounters condition in a revision task about food systems. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of condition. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 91: generate — biodiversity

A learner who has strong ideas but weak academic phrasing encounters generate in a graph explanation about biodiversity. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of generate. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 92: assume — friendship

A learner who understands technical nouns but not relationship language encounters assume in a Mathematics word problem about friendship. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of assume. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 93: retrieve — transport

A learner who knows the word but lacks topic knowledge encounters retrieve in a Secondary 1 preview text about transport. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of retrieve. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 94: sufficient — teamwork

A learner who understands the passage but gives an overlong summary encounters sufficient in a school announcement about teamwork. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of sufficient. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.

Fieldbook 95: generalise — energy

A learner who has background knowledge but weak lexical labels encounters generalise in a Science explanation about energy. Before explaining the target, ask what the learner knows about the topic and which relationships are missing. Decide whether the main barrier is lexical or conceptual. Supply the smallest piece of background knowledge needed to make the sentence coherent, then teach or verify the relevant sense of generalise. Ask the learner to connect the word to one event, cause, category, process or piece of evidence in the topic. Move the word into another domain and ask what remains stable. This separates vocabulary growth from mere fact memorisation while showing how world knowledge gives words a usable conceptual home.