Capt. Adam Z. McGinnis, the U.S. Army Corps of Engineers Los Angeles District’s deputy area engineer for the Arizona-Nevada Area Office, speaks with a group of students from Phoenix area schools during a Science Technology Education and Math event held Sept. 25 at the Phoenix Convention Center by Ten80 Education. The event was one of ten expositions Ten80 held across the country in 2014 where students actively engage in workshops, demonstrations and a one-day points race for pride and prizes and both students and teachers could evaluate the National STEM League curriculum, collaborative network and optional competition league.