If you have ever stared at your planner and thought, “I should be doing more,” you are not alone. IB Sciences create a special kind of pressure because they feel endless: content, calculations, practical work, and the quiet anxiety of not knowing what the exam will actually demand.
The truth is calmer than the panic. You do not need heroic hours. You need repeatable hours that turn into exam skill.

A quick weekly checklist for IB Sciences
Use this as your default, then adjust based on deadlines and weaknesses:
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Pick your science level (SL or HL) and set a weekly target.
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Split time into review + practice + IA work.
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Keep sessions short enough to repeat (45--90 minutes).
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Do at least one timed set weekly as exams approach.
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Track mistakes so your next hour is obvious.
If you want a bigger framework for all subjects, combine this article with How Many Hours Should IB Students Study?.
Recommended weekly study hours per IB Sciences subject
A good schedule is less about motivation and more about physics: small forces, applied consistently, move heavy objects.
Standard Level: 4--6 hours per week per subject
For IB Sciences at SL, aim for per science. That is enough time to:

