Home » Games, Puzzles & Learning » John Adams Action Science Bio Clock

Just add weird materials to the cells to run this amazing clock and the clock will never stop The Bio-Clock is a clock that works literally on anything from ketchup to toothpaste to fruit juice or even coke This kit offers a wide variety of experiments and shows how a chemical reaction was used in the year 1800 to produce the first battery Contents Bio-clock base Containers Connector wires Copper electrodes Zinc electrodes Sticker sheet PH strips Full colour instruction booklet

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