Potato Clock jigsaw puzzles Get ready for 4 cool

Get ready for 4 cool trucks: a fire truck

bring home this deep sea friend today

Pile up the pups

and more activities to help bust even the most unbeatable boredom

Hone those rationales aptitudes

Potato Clock jigsaw puzzles Get ready for 4 coolThe 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