SUPER Science Experiments: Cool Creations: Make slime, crystals, invisible ink,
12,12 €
That's right-no adult help needed. No fancy gadgets or doohickeys needed! The whole world is a laboratory, even your house! So, what are you waiting for?. Elizabeth Snoke Harris has been involved in science education for more than 20 years-in classrooms, research facilities, and museums.
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