Star StepsChemistry for kids, free
Materials, mixtures and reactions. 10 skills from Grade 5 to Grade 6, each a short lesson in Star Steps that explains the idea first, then practises it.
- 10 skills
- Grade 5 to Grade 6
- Free
- No ads
Grade 5
5 skills · ages 10 to 11. Everything in Grade 5
- AtomsThe smallest pieces
- ReactionsWhen new substances form
- Acids and BasesSour and slippery
- MetalsWhat they have in common
- WaterAn unusual substance
Try a question
A substance made of two or more elements chemically joined is a?
- compound
- element
- mixture
- solution
Answer: compound
Grade 6
5 skills · ages 11 to 12. Everything in Grade 6
- The Periodic TableElements in order
- Separating MixturesGetting things apart
- Chemistry Around UsWhere it shows up
- Reaction RatesWhat makes it faster
- Chemistry and the EnvironmentWhat we put into the air
Try a question
The lightest element, and the most common in the universe, is?
- hydrogen
- helium
- carbon
- oxygen
Answer: hydrogen
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