President Barack Obama hosts the second White House Science Fair celebrating the student winners of a broad range of science, technology, engineering and math (STEM) competitions from across the country. The President viewed the work of Presidio, Texas, students Janet Nieto and Ana Karen, of Presidio High School's Rocketry Team, and 7th grade student Gwynelle Condino, of Lucy Franco Middle School, in the Red Room of the White House, Feb. 7, 2012. (Official White House Photo by Lawrence Jackson)