4M - Potato Clock

  • Brand: 4M
  • Product Code: 00-03275

$28.95 $22.99
You Save $5.96!

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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 ubstances will power the clock – you’ll be amazed! Caution: High Voltage Inspiration and Fun!

Ages: 8+

(FSG3275)

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