A team of students look on as they test out their final product during Naval Surface Warfare Center, Carderock Division's LEGO Robotics Competition in West Bethesda, Maryland, on April 21, 2017. This is the fourth annual competition Carderock has hosted in which engineers assist elementary and middle school students with the designing and programming of fully-functioning autonomous LEGO robots. (U.S. Navy photo by Jake Cirksena/released)