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gear case body with motor and cams installed
flowery rings or a flashy bracelet… This snap it jewelry jar is full of great ideas
This book is written and created in New Zealand
The blocks are all the same size – measuring in inches approximately 1/4 inches thick x 1 inch wide x 4 1/2 inches long
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Green Science Potato Clock Matching gear case body with motorBe a scientist as you discover how to power this digital clock using potatoes and NO batteries. Experiment to find out what other substances will power the clock. Contains digital clock with wires, pots, connecting wire, transparent tapes, copper and zinc strips and detailed instructions. Contains small parts.
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