Math Hombre

A blog for sharing my math interests on the web, to post new materials for elementary, secondary and teacher ed, and vent mathematical steam when needed. Thanks for visiting!

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Tuesday, April 23, 2013

Find It!

Design The call: a game for 5th graders just starting with fraction multiplication. I look at my games. Fraction version of the Product ...

Tuesday, April 16, 2013

Percent Game Remixing

In yesterday's post on a percent game, I shared two great GeoGebra sketches that students found. I remixed each of them a little, so I ...

Sunday, April 14, 2013

Percent Game

I was thinking about percents and ways to gain experience with them, in preparation for GeoGebra work with middle school students. Found a...

Thursday, April 11, 2013

Penrose Tiles

From Wikipedia, Professor Penrose Quasiperiodic tessellations are my favorite bit of recreational math. They came up in my thesis non...

Tuesday, April 9, 2013

Math Teachers at Play 61

Researching 61 as a number tells us it's not just prime, but is a twin prime, a cuban prime, the 9th Mersenne prime exponent, and a Pi...

Thursday, April 4, 2013

Sequential Circular Reasoning

I've been wanting to get better with the Sequence command in GeoGebra. It's a powerful tool for repetitive computation or constructi...

Tuesday, April 2, 2013

Behavioral Pedagogy

I've long been curious about Dan Ariely 's work. Predictable irrationality? That's students! (The place to start is probably his...

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