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Science 16 March 2007:
Vol. 315. no. 5818, p. 1485
DOI: 10.1126/science.315.5818.1485
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News Focus

EDUCATION RESEARCH:
U.S. Math Tests Don't Line Up

Jeffrey Mervis

The latest national assessment of high school achievement can't be compared with previous ones, the government says. Does no trend mean no progress? (Read more.)

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Science. ISSN 0036-8075 (print), 1095-9203 (online)