Online since 2002. The most comprehensive site for all around twisty puzzles.

Oskar van Deventer
Sliding 3x3x3A sliding piece puzzle on the sides of a 3x3x3.
Sliding CubeLooks like a 2x2x2 with a hole. Indeed it is a pure moving-hole-puzzle but one in 3D.
Sloppy CubeA Melty D modified into the shape of a cube.

Smiley CubeA heavily disguised triamese cube implemented from scratch with a mechanism similar to the void cube.
Snakes in a planeA moving hole puzzle with a unique mechanism.
Spaghetti JunctionFour rings with seventy marbles in total, unconnected but exchangeable.

Spherigear DiamondFour balls and four wheels in one case.
Spherigear LoopEight spherical gears of which four are turned at any time in conjunction. The very rare case of an abelian twistypuzzle.
Spherigear TriangleThree sphere connected with gears so they can be twisted only in pairs.

SpherigearsA combination of a mechanical maze and Bramboules.
Spider GearA spider-shaped cage containing bi-coloured gears and a central rotating ball.
Split HexThe unbandaged cousin of the Mixup 2x4x4 and the Hex Cube with split up squares.

Square MixupA Square-1 where a 90�-move for the central square is a meaningful move.
Squashed CubeA face turning rhombohedron. A jumbling-only puzzle.
StretchlabacusA variant of Quartolabacus with asymmetrically elongated bends.


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