FILE - In this Jan. 12, 2012 file photo, Education Secretary Arne Duncan speaks at Lincoln High School in Gahanna, Ohio. School for thousands of public school students is about to get quite a bit longer. Five states announced Monday, Dec. 3, 2012, they will add at least 300 hours of learning time to the calendar in some schools starting in 2013. (AP Photo/Jay LaPrete, File)
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