Mess up your hair and work on your crazy laugh, it's time to bringout your inner mad scientistFrom using a balloon to create a rocket, to powering bottles through the water with paddles, these tried and tested ideas will soon have you on your way to techno-wizardry. You'll also learn to spy on neighbors with a secret Spyscope, or look at your friends upside down with a pin-hole camera. All the projects use everyday materials, a brief fact file explains the science and technology, and there is extra information on nutty inventors and amazing machines."
Susan Martineau is the author of all the titles in the Gruesome series, Creative Activity Series and Science Around You series. She acknowledges the invaluable assistance and encouragement of her children, Alice and Will!