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Rube Goldberg
Get a look into the life of the wacky machine inventor Rube Goldberg. Includes a terrific biography, a gallery of his cartoon inventions, and a link to The Rube Goldberg Machine Contest.
TeachEngineering
Teach Engineering: Simple Machines
Through a five-lesson series with five hands-on activities, students are introduced to six simple machines - inclined plane, wedge, screw, lever, pulley, wheel-and-axle - as well as compound machines, which are combinations of two or...