Maze Cube (3x3x3)
A 3x3x3 custom sticker variation, filled with mathematical considerations, which shows a single closed loop line on it.
CUBE (SHAPE PRESERVING)
The deepcut corner turning cube.
CUBE (SHAPE CHANGING)
2x2x3 (aka Slim Tower)
A formerly custom now mass produced 2x2x3 cuboid, commonly known as the "Slim Tower"
The 1982 Politoys version with a spindle mechanism.
IQ 139 Puck
One of the numerous variations of the hockey puck puzzle.
A bumped variant of the Cheese-puzzle. A six segment prism with one layer.
SIAMESE & FUSED
Two 2x2x2s fused with one common cubie.