A study plan works when it tells you what to do next and is realistic enough to survive an ordinary week. Avoid planning every hour perfectly. Start with the important deadlines, the weakest high-value topics, and the study blocks that genuinely fit around school, sleep, meals, and other commitments.
Make each block concrete: “revise Mathematics” is vague; “complete two mixed algebra questions, mark them, and repair one repeated error” is usable. Leave some empty capacity for work that takes longer than expected, and review the plan regularly so unfinished tasks are rescheduled rather than silently accumulating.
Use the Study & Learning Methods Hub for planning and revision systems. If there is too much to fit into the available time, continue with I Have Too Much to Study and Not Enough Time — What Should I Prioritise?.