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Turn spuds into power! This Green Science Potato Clock kit lets young scientists discover how food creates electricity—no actual potatoes needed, though they work great. Grab whatever produce you have and watch a digital clock spring to life. Perfect for curious minds ages 5+. Kit measures 6.6 x 8.5 x 2.3 inches.
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🇺🇸 Ship from USA · On Agora since 2025
$22.99