The first mass produced bandaged 3x3x3.
Professor Cube. Invented by Udo Krell. This one has no white side. Produced in Hong Kong.
6X6X6 & UP
The first mass produced 6x6x6. A six layered cube.
The first 7x7x7. A seven layered cube.
CUBE (SHAPE PRESERVING)
CUBE (SHAPE CHANGING)
Taking the concept of the Rubik's cube and turning it 45 degrees.
2x2x3 (aka: Slim Tower)
A formerly custom now mass produced 2x2x3 cuboid, commonly known as the "Slim Tower"
A highly customized 4x4x4 cube.
Custom made 2x3x3 cuboid, invented by Tony Fisher.
A fully functional 3x3x4 by Katsuhiko Okamoto.
Back Spin / Loophole
A mix between the moving hole puzzles and the two-layer UFO puzzles.
SIAMESE & FUSED
Two 3x3x3's fused together to share a block of dimensions 2x2x2.