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The Amazing Two Potato Clock
 (Select Quantity Below)
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Finally, a chance to play with your food!
Learn about electricity and chemical reactions in an innovative way.
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.
You can also try other fruits, vegetables and beverages to see what works like:
Apples
Avocadoes
Bananas
Cucumbers
Lemons
Lines
Oranges
Salt Water
Soda
Tomatoes
Powers a ½" high LED clock. 5 ½" x 9" x 2 ½".
 Gift Wrap Available
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