Students display creativity at Invention Convention
A student shows his invention of a “laser putter” to U.S. Air Force Col. Steve Horton, 52nd Fighter Wing vice commander, during the Invention Convention at Spangdahlem Middle High School at Spangdahlem Air Base, Germany, Dec. 15, 2015. The students explained and demonstrated their inventions to Horton and a board of judges. (U.S. Air Force photo by Airman 1st Class Luke Kitterman/Released)

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