The "Supergirls" Junior FIRST Lego League Team from Girl Scout Troop 411 in Tulsa, Okla., discuss their project with attendees and media at the fifth White House Science Fair on Monday, March 23, 2015 in Washington, DC. The "Supergirls" created a batter-powered page turner that could be used by people who are paralyzed or have arthritis, their project was selected by the statewide FIRST program director to be exhibited at an educational conference in the region. (NASA photo by Joel Kowsky)