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Electric Gadgets and Gizmos: Battery-Powered Buildable Gadgets that Go!
Electric Gadgets and Gizmos BatteryPowered Buildable Gadgets that Go Author:Alan Bartholomew, Lynn Bartholomew Explains how to make battery-powered cars, fans, remote control boats, and communication buzzers from cardboard tubes, plastic bottles, tin foil, wires, and batteries.