Truncated Dodecahedron?

by maggie

This isn’t really a Dodecahedron. But I don’t know a better name for the form*. You can see better images of 20 joined columbus cubes here.

So like the post a fortnight ago I have been working through the  geometry of joining columbus cubes to make a spherical body.

Here are a series of photos that take you through the process.


*It’s probably half way to a icosahedron, where equilateral triangles take up the whole of each edge of the pentagons