4M Potato Clock DIY Green Science Chemistry Engineering Lab - STEM Toys Educational Gift for Kids and Teens, Girls and Boys, Brown

Product Description The 4M Potato Clock teaches young minds the value of green energy in an illuminating way. The Potato Clock uses a pair of ordinary spuds to power a digital clock. This kit includes a digital clock, wires and prongs; two potatoes are all that's needed to create a working clock. This kit is ideal for young science enthusiasts, and offers a valuable lesson on the transformative power of green science. Detailed assembly instructions included. No batteries required. From the Manufacturer 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, instructions and everything you need (minus the spuds) to run it.