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Monthly Archive for March, 2009

Last year, I finally resolved to end the “wandering eyes” problem during tests. It seemed like there was no way to ensure that nobody would sneak a peek during tests, and when kids had the same test they would easily be able to cop an answer from their neighbor and it would be really really [...]

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Law of Cosines

I just lost a couple of hours to the law of cosines. It kicked my. So now, with my newfound knowledge I feel ready to have a go at class tomorrow. Thanks to the kind folks at the math forum I set it up with geogebra, schemed off about 5 pieces of scrap paper, and [...]

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Wrote a student on the survey I handed out today. It’s fun to read the little thoughts kids have about class. Any ideas on being more to the point and engaging?

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Teaching Dimensional Analysis

I’m on attempt #3, and finally had some success. First, I had kids take two guesses. 1. 8ft = ? cm (I drew 8 ft and 1 cm on the board) 2. 15 mi = ? cm (Made them picture some local 15 mi distances) Then we did 58 hands to fingers to people type [...]

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