What explains the Slinky's enduring popularity? Its sheer simplicity? Or the fact that a Slinky has hundreds of practical uses? High school teachers use them to demonstrate the properties of waves. U.S. troops in Vietnam used them as mobile radio antennas by tossing them over three branches. Pecan harvesters have used them in machinery to help collect pecans. Scientists use them to understand the supercoiling of DNA molecules. NASA used them in zero-gravity physics experiments in the Space Shuttle. Or could the Slinky's longevity be attributed to the fact that this versatile spring toy doesn't come with instructions to hamper your creativity?This delightful guide, which includes fascinating Slinky facts, a tour of Slinky Hollywood, historical perspectives on Slinky and more, will stretch the limits of your imagination...and present hundreds of wild and wacky uses for the only toy ever to walk down a flight of stairs.