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KS3 Science · 18 mini-lessons

KS3 Science
18 free mini-lessons, in order.

One interactive lesson for every topic in the National Curriculum specification, in the order it's taught. Each one opens with a question you can’t yet answer, then works through it in missions with checks along the way. About 20 minutes each. No login.

👩‍🏫 Teachers: assign this courseAll six Velvet stages🎮 Revision Arcade
  1. 1Biology — Structure and function of living organismsWhy does a red blood cell have no nucleus?Start →
  2. 2Biology — Material cycles and energyWhere does a plant's food come from?Start →
  3. 3Biology — Interactions and interdependenciesWhat do rabbits have to do with oak trees?Start →
  4. 4Biology — Genetics and evolutionSame parents. Why aren't brothers and sisters the same?Start →
  5. 5Chemistry — The particulate nature of matterWhy are ice, water and steam so different?Start →
  6. 6Chemistry — Atoms, elements and compoundsWhy is salt safe to eat?Start →
  7. 7Chemistry — Pure and impure substancesIs clear salty water pure?Start →
  8. 8Chemistry — Chemical reactionsIs mass destroyed when a candle burns?Start →
  9. 9Chemistry — EnergeticsWhere does the energy go?Start →
  10. 10Chemistry — The periodic tableHow could Mendeleev describe elements nobody had found?Start →
  11. 11Chemistry — MaterialsWhy is gold found as metal, but iron is locked in rock?Start →
  12. 12Chemistry — Earth and atmosphereHow did limestone become marble?Start →
  13. 13Physics — EnergyWhat really happens when you “use” energy?Start →
  14. 14Physics — Motion and forcesTwo trains pass: how fast is the other one going?Start →
  15. 15Physics — WavesWhy would a space battle be silent?Start →
  16. 16Physics — Electricity and electromagnetismDoes a lamp use up current?Start →
  17. 17Physics — MatterIs wood heavier than steel?Start →
  18. 18Physics — Space physicsWould you be lighter on the Moon?Start →

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