
Students stand around outside Central Falls High School at the end of the school day. Just 7 percent of the 840-student school's 11th-graders tested as proficient in math in 2009. (Associated Press)

Millard Public Schools Vice Principal Vicki Kaspar, 58, left, and Principal Curtis Case, 45. The son of a police detective opened fire at the Omaha, Neb., high school Wednesday, Jan. 5, 2011, fatally wounding Ms. Kaspar and injuring Mr. Case. (AP Photo/Millard Public Schools)

Randy Edsall puts on a University of Maryland hat after being introduced as the new head football coach at the school during a news conference, Monday, Jan. 3, 2011, in College Park, Md. (AP Photo/Rob Carr)

Oklahoma's Travis Lewis (28) celebrates as head coach Bob Stoops, right, and university president David L. Boren look on after a Fiesta Bowl NCAA college football game victory against Connecticut Saturday, Jan. 1, 2011, in Glendale, Ariz. Oklahoma defeated Connecticut 48-20. (AP Photo/Ross D. Franklin)

This product image courtesy of NOTXT n' Drive shows the NOTXT n' Drive app. George Distler in Orlando, Fla., developed the BlackBerry app NOTXT n' Drive after a teacher at his daughter's high school was killed when a texting motorist crossed a median and struck her car. (AP Photo/NOTXT n' Drive ) NO SALES

Cuba's Prima Ballerina Alicia Alonso arrives at the headquarters of Cuba's National Ballet to receive the 2010 National Award of Education in Arts in Havana, Cuba, Monday, Dec. 27, 2010. (AP Photo/Franklin Reyes)

Associated Press A student leader speaks from steps of the Harvard administration building at Cambridge, Mass., in April 1969, as part of a protest against the Reserve Officers Training Corps program at the university. More than 40 years later, will ROTC now be welcomed back at Harvard?

Undocumented college student Jorge Herrera, 18, (center) of Carson, Calif., rallies with students and Dream Act supporters in Los Angeles on Dec. 25, 2010. The Dream Act would have given provisional legal status to illegal immigrants brought to the country as children. (Associated Press)

ASSOCIATED PRESS PHOTOGRAPHS Joseph Erb helps out students Cambria Bird (left) and Lauren Grayson in the fifth-grade class of the Cherokee Nation Immersion School in Tahlequah, Okla. Nearly two centuries after a Cherokee silversmith named Sequoyah developed a system of symbols for each syllable spoken by the Cherokee, the tribe's written language has become available on iPhones and iPods.