A foaming monster . . . electrical bugs . . . floating flowers . . . these are just three of the curiosity-stimulating investigations in this action-packed collection. Hands-on experiments utilize common household items and include illustrated step-by-step instructions and 'What's going on?' boxes that reveal the scientific hows and whys behind each activity. Features Internet links, a glossary, and an index. Ages 9 and up. 96 pages, softcover from Usborne.