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If the little rug rats keep bombarding you with questions about how a car runs, or why a telephone works, or who thought up the salad spinner, slip this disc into the drive and learn along with them. Adapted from David Macaulay's popular book, The Way Things Work explains the nuts and bolts of ships (invented in 7000 B.C.), astronaut jet packs (invented in 1984), and hundreds of brainstorms in between. The illustrations are clever, and the animations (which show machines in motion) are both whimsical and edifying. As for who invented the salad spinner, it was A. Fouineteau in 1972. B


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