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Re: [Phys-l] learning, judgment, self-assessment, etc.



I think Bob has hit the crucial point. It's one on one. Suppose you taught 25 people in a flying lesson. When you got on the ground, how would you debrief them? You could do it orally as a group, but then only certain people would speak up, and people might be less forthcoming in such a crowd. You could have them write down their reflections, but do you really think you'd get the same quality of information?

I disagree that motivation is an issue here. As I'm sure others here have done in some fashion, I have done research with students thinking aloud as they solved problems and then again in reflection after they finished. These students weren't motivated other than by the meager five dollars I was paying them, yet for the most part they gave remarkably thorough recollections of their problem-solving procedures. They were also quite honest about where they screwed up. Once again, though, this was a one on one situation with no peers around to worry about.

So the problem is how to get quality reflection from a large group. I don't have the answer to that. I do have an answer for the "there's no time for reflection" argument. Would you cut the amount of material you cover by 1/4 if you could dramatically increase student understanding? Not saying that's a guarantee, but if it's possible it's worth a try.

Bill


On May 22, 2011, at 7:28 AM, Robert Cohen wrote:

One difference between flying lessons and science classes is that flying
lessons are typically one-on-one.