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1991. C. Gold. More than 50 quick and easy science experimants. Test how your brain interprets noises by "reversing" your ears. Ready to brush your teeth? See what happens if you rinse with club soda! This book shows new ways to play catch with light, sail boats in your bathtub, read your friends' minds, and even walk on a pool of slime (without sinking in). The projects take only a few minutes to set up, but allow hours of exploration. 96 pages, soft cover. Ages 7-12.