STEM education before high school : shaping our future science, technology, engineering and math leaders of tomorrow by inspiring our children today : field hearing before the Committee on Science and Technology, House of Representatives, One Hundred Tenth Congress, second session, May 12, 2008.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2008.