3x3x6The first fully functional 3x3x6. Later mass produced in two versions.
3x3x7The first 3x3x7 cuboid.
3x3x7 BallA mass produced 3x3x7 truncated into the shape of a sphere.
3x3x8A 3x3x8, first a handmade puzzle, nine years later mass produced.
3x3x9A fully functional 3x3x9 cuboid.
3x3x9 BallA mass produced 3x3x9 truncated into the shape of a sphere.
6.5 Axis CubeA mixture of cubic 3x3x5 and cubic 3x3x7 turned into a pattern and modified back into cubic shape.