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Science & Discovery

Calling all Einsteins...

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Product Image. Title: Potato Clock

4M for Toysmith

BN.com price $12.95

Product Image. Title: Smithsonian Mars Dig

Smithsonian Mars Dig

NSI International

BN.com price $14.95

Product Image. Title: Slime Science Mini Lab

Slime Science Mini Lab

BN.com price $11.95

Chemistry & Physics

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