For English on eduKateSG, start with the English Learning Hub. It is the broadest school-to-adult route into English on the site, bringing together reading, writing, vocabulary, grammar, comprehension, examination work, and language development across different levels.
From there, choose by need rather than by volume. A Primary learner should enter the relevant Primary route; a Secondary student should use the level and examination pages that match the present course; a reader working specifically on word knowledge should move into the vocabulary system. If the problem is not yet clear, begin with the learner’s actual difficulty—reading, writing, vocabulary, grammar, comprehension, or examination performance—and follow the narrowest useful page.
For the wider school map, use the eduKateSG Learning Hubs. For study method rather than English content itself, use the Study & Learning Methods Hub.