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Potato Clock

List price: $12.99
Our price: $8.52
You save: $4.47 (34.41%)

Availability: In stock.

Only 1 left in stock!

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DETAILS
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What! No batteries? Be a scientist as you discover how to power this digital clock using potatoes.
Experiment to find out what other substances will power the clock - you'll be amazed! Caution! High voltage inspiration and fun!

Contains: digital clock with wires, pots, connecting wire, transparent tapes, copper and zinc strips and detailed instructions.

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