U.S. President Barack Obama (R) watches on as the "Cougar Cannon" robot throws a ball at a student from Oakton High School following Obama's remarks on science, technology, engineering and math education initiatives in the Eisenhower Executive Office building in Washington, November 23, 2009. U.S. President Barack Obama speaks about initiatives to promote science, technology, engineering and mathematics education while in the Eisenhower Executive Office Building on the White House complex in Washington, November 23, 2009