Description
22 easy circuits, with no soldering required, to discover electricity. Why does a saline solution conduct electricity? How does a motor work? How does a light bulb turn on? What is the difference between a series circuit and a parallel circuit? How does an alarm work? How do you make a siren? Instruction sheet with colour illustrations. Recommended age: 8 years + Requires 4 LR06 batteries, not included.
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