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Khan Academy and the Effectiveness of Science Videos – YouTube

Interesting implications for the flipped classroom. ┬áIf students think they already understand something, they’ll tune out of a video lecture. Students watched a science video they frequently described as “clear,” but in a post-test it turns out the video had actually confirmed their incorrect assumptions. When students watched a second video that first presented and then corrected common misconceptions, they never described that video as “clear,” and in fact they…

Obituary: Les Banos / Spy against the Nazis, longtime sports photographer

My son and I heard Mr. Banos speak just last week at a Holocaust memorial ceremony. There was one evening a few years ago when someone browsing the television channels could see Les Banos’ face and European accent in two unrelated historical documentaries demonstrating the breadth of an unusual life. In one made by the BBC, the Hungarian-born Mr. Banos was interviewed about the German occupation of his homeland during…