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The Eyeballing Game

I’m not teaching geometry this year, but one of the biggest hurdles the kids had to overcome was that they’re expected to have some facility with recognizing midpoints, angles and so on, but that they’re not allowed to assume that what they see actually is that way unless it’s labelled as such. Matthias Wendel has […]

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Teaching Proofs – My Plan

I’m teaching geometry this year. It’s my first time since student teaching to do this, so I don’t have a whole lot of experience with it yet. Proofs are introduced in geometry. There are two whole chapters on it in our book. It seems that, because of the way that standards are written, that they’re […]

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