Potato Clock - $10.59


You may know potatoes as a good source of potassium, but did you know they can be used to power an alarm clock? This kit contains a digital clock and the instructions and everything you need (except the spuds) to run it. The two Potato Clock allows you to generate enough electricity to run a digital clock using potatoes! Just push the zinc and copper electrodes into the potatoes causing an oxidation/reduction reaction that is converted to low voltage.

Product Features

  • This kit contains a digital clock, the instructions and everything you need (minus the spuds) to run it
  • Does not include potatoes
  • Watch your child's delight and sense of accomplishment with the clock they create
  • Turn the kids onto the notion of leaving a smaller carbon footprint
  • No batteries required

Price: $10.59 & FREE Super Saver Shipping on orders over $25.