Green Science Potato Clock
Be a scientist as you discover how to power this digital clock using...potatoes! You may know potatoes as a great source of potassium, but did you know they can be used to power an alarm clock? Try various experiments to find out what other substances will power the clock - you'll be amazed!
Makes a great science fair project! An educational lesson about batteries, electricity and voltage. Clock measures 2.5” X 1.25”.. Ages 8+.
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