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Kaplan Toys - To Play and Learn

Potato Clock

Potato Clock

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Toysmith
Item Number:
87430
Price:$13.95
Status:In Stock

7 years & up. The two Potato Clock allows you to generate enough electricity to run a digital clock using potatoes! Just push the zinc and copper electrodes into the potatoes causing an oxidation/reduction reaction that is converted to low voltage.
   


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