Online since 2002. Over 3300 puzzles, 2600 worldwide members, and 270,000 messages.

Mefferts
3D Challenge Puzzleball KeychainComplete the four coloured circles.

3D-Skewb cubeA mass produced piece shuffle. The pieces of a skewb and a skewb ultimate were exchanged.
4D8A 2x2x2 with tips on each piece. These tips are trivial but solving the whole puzzle is not.

All Gold Golden CubeThe Golden Cube without stickers but with uniformly colored pieces. Came with a variety of colors.
Ball Sudoku CubeMefferts variant of the "Nine Color Scramble Cube"

BatmanA 2x2x2 puzzle in the shape of Batman's head.
Beachball PuzzleballFour coloured Skewb ball.
Blind Man's PyraminxMeffert's 1981 black Blind Man's Pyraminx.

Bugs BunnyA 2x2x2 puzzle in the shape of Bugs Bunnies head.
Can with dotsA 2x2x2 puzzle in the shape of a can based on the K-ball mechanism
Chi Gung Massage BallAn elusive puzzle dating back from the times of the original puzzle craze.


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