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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!
Potato Clock. A potato clock runs by converting chemical energy into electrical energy, which is then used to power a clock. The potatoes, in combination with zinc and copper strips (which act as electrodes), act as a battery.
Ages 8+
Award winner.
17cm x 22cm x 6cm
Brands | 4M |
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