These cubes seem to be impossible to build! They make up a nice addition to a key chain or just impress for themselves. For the keychain variant, I...

A 6x6x6 interlocking cube matrix.

The traditional cubes, but all black and white and shtuff.

This is a Cube. Once there was some well placed Spheres as well, but then I applied some set theroy to the space shared by the cube and spheres - t...

those peaces made to create a cube when bonding them together right, try it yourself!

A network of interconnected cubes.

2 smooth cubes that intersect each other

This is a 18cm 1x1x1 Rubiks cube