Great Invention Fails

Without inventors, we wouldn't have cars, airplanes, or light bulbs. Inventors build devices that make our lives better. But not all inventions succeed. In fact, the history of inventions is filled with missteps and blunders. Learn about the biggest goofs--from flying cars to Smell-O-Vision. Discover how invention mistakes have also led to brand-new products, such as Bubble Wrap and sticky notes.