Gotcha Gadgets combines hands-on science with good old fashioned mischief!
Connect circuits and build gadgets to play games and perform pranks! Follow the 32-page book to build a noisy door alarm, mess around with motion sensors, lark about with light sensors and play tricks with a push-button sound machine. The science and activities are clearly explained throughout making any reader into the perfect sneaky scientist. 3 x AAA batteries are required (not included)