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http://www.networkworld.com/article/3005648/education/robotutor-team-using-open-source-tools-to-address-short-supply-of-teachers-schools.html

A team of Carnegie Mellon researchers is among dozens taking aim at the $10 million grand prize of the $15 million Global Learning XPRIZE competition, the goal of which is to empower children to take control of their own learning via open source software and tablet technologies.