FIGURE 3-14 Average scale NAEP scores and achievement-level results in mathematics, grades 4 and 8: various years, 1990-2005.
SOURCE: National Center for Education Statistics. Available at: http://nces.ed.gov/nationsreportcard/.
The National Academies of Sciences, Engineering, and Medicine 500 Fifth St. N.W. | Washington, D.C. 20001
"3 How Is America Doing Now in Science and Technology?."
Rising Above the Gathering Storm: Energizing and Employing America for a Brighter Economic Future.
Washington, DC: The National Academies Press, 2007.
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