FILE - In this July 24, 2013 file photo, first grade teacher Lynda Jensen walks with her class of 30 children at Willow Glenn Elementary School in San Jose, Calif. The Common Core State Standards have been adopted by 45 states and the District of Columbia with the goal of making sure the nation's high school graduates leave school ready for college or a job. But despite their widespread adoption, many parents don't know what the standards are or whether their state has adopted them, according to an Associated Press-NORC Center for Public Affairs Research poll. (AP Photo/Ben Margot, File)
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