Scientific American Winning Science Fair Projects – serie
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4 produkter
Winning Science Fair Projects
Inbunden, 2006
314 kr
Tillfälligt slut
This new series uses everyday objects (kitchen utensils, doorbells), familiar critters (ants!), and readily available substances (air and water), to create winning science fair projects for upper elementary and middle-school kids. Each title includes step-by-step instructions that enable kids to …
