Cadets with the Air Force Academy's Science, Technology, Engineering and Mathematics club help children make paper airplanes at an aeronautics booth during the Cool Science Festival Hands-on Science Carnival Oct. 15, 2011, at the University of Colorado - Colorado Springs. The club will set up demonstrations and static displays at the Rocky Mountain Airshow in north Denver Aug. 24-26, 2012, to enkindle children's interest in science- and engineering-related careers. (U.S. Air Force photo)