Eco-Fun: Great Projects, Experiments, and Games for a Greener Earth

Build your own lab using ordinary items you can find right in your home. This hands-on beginner's chemistry book for kids ages 8-12 offers 71 fun, easy, and safe experiments. Make a coin bottle-burper. Blow a balloon into a bottle. Race a soap-propelled boat. Explode your own Vinegar Volcano. Send your friends secret messages with invisible inks, and amaze them with the mysterious multiplying pennies experiment. Black-and-white diagrams throughout show how. 96 pages, 100 b/w illus., 5 3/8 x 8 1/4. NEW IN PAPERBACK