The inaugural class of the Computer Science and Information Technology program, scheduled to graduate in 2016. Hartnell College hide caption

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Jill Biden thanks teachers during a 2010 meeting at Ft. Belvoir Elementary School in Virginia. Cherie Cullen/ASSOCIATED PRESS hide caption

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Audi's night vision assistant, an example of how car companies are making cars that are part of drivers' digital lives. Courtesy of Audi hide caption

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In the hopes of easing pressures on China's students, the country' education officials are considering a ban on written homework. Here, students walk to school in Beijing in June. Ed Jones/AFP/Getty Images hide caption

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