GOTCHA GADGETS teaches children the basics of electronics while playing tricks on family and friends. With this book kids can build a door alarm, a motion detector, a light sensor, and a push button sound machine. Then use them to set a snoopy sibling trap, wire the biscuit jar, play audio limbo, confuse the cat, and more. Includes four build-it-yourself electronic gadgets and four hilarious sounds. Putting science and electronics in the service of immaturity.
This is Book 252 in the Klutz Series. See all Klutz books here.
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