Great Gizmos 4M Green Science Potato Clock
This Green Science Potato Clock serves up a whole new kind of eco-friendly energy all powered by potatoes!
The kit comes complete with wires, transparent tape, copper and zinc strips - all you'll need is a couple of simple spuds to get the clock ticking. It's the perfect present for the budding professor.
Contents: Contains digital Clock (6.5cm in length) with wires, 2 pots, connecting wire, transparent tapes, copper and zinc strips and detailed instructions.
Box size: 16.7 x 21.5 x 5.8 cm
Box weight: 0.2 Kg
Suitable for children aged 5 and up.