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Over the course of the last few years, more and more "clickers" have found their way into college classrooms. These little devices allow teachers to request real-time feedback from their students through short quizzes and surveys. Toronto-based developer Liam Kaufman, however, thinks that a simpler application that just tells teachers whether their students are confused or not could help improve learning significantly. Students, after all, often hesitate to raise their hands and tell their professors when they aren't able to follow - especially in large lecture classes. With Understoodit, Kaufman hopes to give these students the ability to voice their concerns quietly.
