Version: 2008

How to turn on a flashlight--the hard way

Purdue University students Kevin Hollingsworth, left, and Shawn Jordan leap into the air after their creation won the 18th annual Rube Goldberg Machine Contest. Their machine took 125 steps to remove two batteries from a flashlight, replace them and then turn on the flashlight.

Credit: Purdue News Service photos/David Umberger

it shines

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