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These products are educational DIY kits, each demonstrates a basic theory and helps to explain the scientific phenomenon too! A digital clock, buzzer, wires and pieces of copper, iron and zinc are all included in this kit. A you need to do is add fruit! Online price: £ |
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Fruit Powered Watch - Young Professor Kit. 
Find out if a watch really can work without batteries or solar power with this great kit. Make your own time piece powered by lemons, learn how metals work with electric currents and see if you can make fruit juice work like a battery!