Accidental Inventions: It was an event that would shake the world--literally. In 1846 Alfred Nobel invented dynamite, paving the way for such modern marvels as the Panama Canal, Hoover Dam, and Mt. Rushmore. Accidental Inventions examines the stories behind 10... (more details for Accidental Inventions)

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File by Ed Bell (#1346)
2010-11-22 Grade: 6-8