Last weekend we did a fun 3d printing project involving changing coordinates:

Here’s the link for that project:

Exploring some fun 3d transformations

A youtube commentator – mxlexrd – made the following Desmos version of one part of the activity after seeing the project:

mxlexrd’s Desmos version of our coordinate change project

Last night I had the boys play with it since I’d be traveling for work today. My younger son went first:

Here’s my older son:

The Desmos version of our activity is really fantastic. Even if the concepts are a little bit too complicated for my kids to understand in detail, I love how easy the program made it to explore the mathematical ideas.