J! (exp) Discovery Soap Science
8 Experiments. Find out the difference between a substance and a mixture. What are the physical states of matter. Which hygiene techniques you should follow to stay healthy? What is the origin of soaps. How to produce fa...
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Explore your world! Find out how to write secret messages or crystallise substances through chemical reactions learn how you can inflate a balloon without blowing learning how colour changes can be created with different...
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