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Edexcel International GCSE Chemistry · spec 4CH1 · 4 mini-lessons

Edexcel International GCSE Chemistry
4 free mini-lessons, in order.

One interactive lesson for every topic in the Edexcel International GCSE 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.

  1. 1Principles of ChemistryWhy is oxygen easy to get from air, not water?Start →
  2. 2Inorganic ChemistryWhy are Group 1 metals not equally reactive?Start →
  3. 3Physical ChemistryWhy does a burning match need a push?Start →
  4. 4Organic ChemistryHow do you sort a liquid of many molecules?Start →