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What! No Batteries? Be a scientist as you discover how to power this digital clock using potatoes.
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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!
Age | from 5 years old |
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Range | 4M Green Science |
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