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Become a scientist as you discover how to power this digital clock using potatoes with this cool Green Science Potato Clock. You’ll be amazed as you experiment to find out what other sources will power the clock.
This potato-powered clock serves up a whole new kind of eco-friendly energy. Comes complete with wires, transparent tape, copper and zinc strips, all you'll need is a simple spud to get the clock ticking.
Full Specifications
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| Colour | Colours and styles may vary |