SQ224A 4x4x4 in camouflage. In this case it has an extra twist.
Satelite 1x2x3A 1x3x3 with two additional circles rotating with a side turn.
Satelite 2x3x3A 2x3x3 with eight additional circles rotating with a side turn.
Scramble (Super Floppy) CubeAn enhanced version of the Floppy Cube from the same inventor. A floppy cube where you can turn the faces 90 degrees.
Scramble Ghost Floppy CubeA scrambable version of the Ghost Cube 1x3x3 also viewable as a ghosted version of the Super Floppy Pentagonal 1x3x3.
Screw 1x2x3A successor to the Screw Cube but with a smaller cuboid as base.
Screw 2x2x4The concept of Screw 2x2x3 applied to a 2x2x4
Screw 2x2x5The concept of Screw 2x2x3 applied to a 2x2x5
Screw 2x3x3The concept of Screw 2x2x3 applied to a 2x3x3.