CLEVELAND, Ohio – On a mid-October day, Mr. John Whelan is playing a video on rounding numbers for his class. As the video finishes and Mr. Whelan begins the lesson, Zoey expresses her worries and ...
Mike Kenny didn’t intend to create an educational web app — he was just looking for a way to help students master their multiplication tables. In 2013, as a graduate student in the Vermont Mathematics ...
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