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

Oskar van Deventer
17x17x17Also known as "Over the top". A puzzle made just because it is possible.
Alex Black HoleFrom one corner it looks like a 2x2x2 but has only 7 cubies of which only one can be moved at a time. While being moved every cubie is rotated in a distinct way.
All AroundA puzzle like the "Lord of the Rings":
"One Puzzle to rule them all, One Puzzle to combine them,
One Puzzle to to make them useless"

Alternating CubeA 2x2x2 which allows only clockwise and counterclockwise turn alternatingly.
Alternating SkewbA Skewb which allows only clockwise and anti-clockwise turn in alternating order.
Ambigear CubeA 4x4x4 with "ambiguous gearing" which forces connected movement on one axis.

AntiCubeA face-turning tetragonal antiprism.
Arrow PlanetA fudged puzzles which combines the moves of a bandaged 3x3x3 and a sliding piece puzzle.
Arrow Planet BaseA 3x3x3 in shape of a asymmetric cut sphere. It was made specifically to illustrate the Arrow Planet.

Artistic CubeA Master Skewb which represents the middle between a Master Skewb and a fully Hollow Master Skewb
Astroid AttackA jumbling twisty puzzle based on the geometry of a Tetragonal Trapezohedron

Bermuda CometCombines the pieces of Crazy Comet and Bermudaminx. The only new piece is the core.

Bermuda JumblixCombines the pieces of Jumblix and Bermudaminx. The only new piece is the core.
Bermuda RhomdoCombines the pieces of Rhomdo and Bermudaminx. The only new piece is the core.
Big BoulderAs the creator states: "Big Boulder is a blatant case of twisty puzzle extremism."


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