4M | Potato Clock DIY Green Science Chemistry Engineering Lab

○ 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. ○ Challenge your child's imagination with 4M toys and kits. ○This kit contains a digital clock, and the instructions and everything you need (minus the spuds) to run it. ○ NEW IN BOX