This 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.

This item is NOT sold in stores!
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*Due to high demand please allow up to 3-4 weeks for delivery. This Item ships from our international supplier.