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K-12 science and math education across the federal agencies : hearing before the Committee on Science, House of Representatives, One Hundred Ninth Congress, second session, March 30, 2006
- "K-12 science and math education across the federal agencies : hearing before the Committee on Science, House of Representatives, One Hundred Ninth Congress, second session, March 30, 2006"@en
- "K-12 science and math education across the federal agencies hearing before the Committee on Science, House of Representatives, One Hundred Ninth Congress, second session, March 30, 2006"@en