Patrick Honner’s Geometry Problem Part 2

This morning we worked on a project based on a geometry problem that Patrick Honner tweeted yesterday.  Here’s the tweet:

And here’s the project:

Patrick Honner’s Geometry Problem

During the day today I saw this tweet about the problem from Henri Picciotto:

I was not familiar with “turtle geometry” so thank goodness for the second half of the tweet! It looked like an interesting idea and I tried it out with both of the kids when they got home from school.

Wow!! What a great way to introduce some new ideas about angles to the boys by getting them to think about a problem that they’d already solved in a slightly different way.

I’m sorry these are longer than usual (especially the video with my younger son), but I just let the camera run until we got to the end.

Here’s my older son’s thoughts:

And here are my younger son’s thoughts:

So, a really great idea from Henri Picciotto on Twitter. I’m really happy that I had the chance to explore “turtle geometry” with both kids tonight 🙂


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