• Twitter for Me

    by  • June 23, 2013 • 2 Comments

    About a year ago, I started a Twitter account. I tweeted a few comments and photos about the Connecticut Student Film Festival, which I was supposed to attend, but then got sick. I looked in on Twitter once in a while after that, but it didn’t seem to have much appeal for me. So, I...

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    GeoGebra meets iMovie

    by  • June 12, 2013 • 0 Comments

    I love making animated shorts with GeoGebra and iMovie. These films show geometric relationships in interesting ways! This one is a fun project for students who may not have the technical or artistic ability to create an original image.

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    Technology Meets Tradition

    by  • June 12, 2013 • 0 Comments

    Sadly, there are folks out there in the math and math education world who really don’t get what programs like GeoGebra and Desmos can do to open up mathematics to people who might not otherwise approach it. I happily commented on a forum thread recently, in which a member posed a geometry question. I...

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    Ancient Chinese Geometry

    by  • June 11, 2013 • 1 Comment

    Liu Hui was a 3rd century Chinese mathematician. I first stumbled upon him when I saw puzzles based on dissection proofs of the Pythagorean Theorem (Shang Gao Theorem (商高定理)) at ICME11 in 2004. Recently I’ve been exploring the trisection of a cube, so I could give students a way to discover the formula for...

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