Topic guides

KS3 Science, topic by topic.

15 free guides covering Biology, Chemistry and Physics - each with a plain-English explanation, a worked example, practice questions and exam-style questions with full mark schemes. Every guide links to a free printable worksheet: no sign-up, no email wall.

Biology

Cells and OrganisationYear 7-9 (KS3)Nutrition and DigestionYear 7-9 (KS3)Respiration and PhotosynthesisYear 7-9 (KS3)Reproduction and InheritanceYear 7-9 (KS3)Ecosystems and InterdependenceYear 7-9 (KS3)

Chemistry

Particles and their BehaviourYear 7-9 (KS3)Atoms, Elements and CompoundsYear 7-9 (KS3)Chemical ReactionsYear 7-9 (KS3)Acids and AlkalisYear 7-9 (KS3)The Earth and its AtmosphereYear 7-9 (KS3)

Physics

Forces and MotionYear 7-9 (KS3)Electricity and MagnetismYear 7-9 (KS3)EnergyYear 7-9 (KS3)Waves: Light and SoundYear 7-9 (KS3)Space PhysicsYear 7-9 (KS3)

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