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

Calvin's Puzzle
Semi-Super L-Cube (adjacent circles)The L-Cube from Calvins Cuboid series with two circles on some of the sides.
Semi-Super L-Cube (opposite circles)The L-Cube from Calvins Cuboid series with two circles on some of the sides.
Semi-Super T-Cube (one circle)The T-Cube from Calvins Cuboid series with one circle on one of the sides.

Semi-Super T-Cube (two circles)The T-Cube from Calvins Cuboid series with two circle on two of the sides.
Siamese 5x5x5 CubesTwo 5x5x5s fused together with a joined block of size 1x1x5.
Skewb des SoleilsA "real" Gear Skewb.

Sky-DragonA series of four cube with a dragon crawling from them. Made from a metal alloy with different coatings.
Sloppy CubeA Melty D modified into the shape of a cube.
Spiral-3 Cube 4x4x4A 4x4x4 bandged to resemble a spiral on one corner.

Spiral-3 Cube 5x5x5A 5x5x5 bandged to resemble a spiral on one corner.
Square-2A modified Square-1 where the corners are split into two pieces. A non-bandaged puzzle unlike the original.
Square-3 PlusA Square-1, combining one layer of a Square-1 and one layer of a Square-2.

Stair CubeTwo layers of different windmill cubes combines with the middle layer of a Fisher Cube.
Standard Earth MapA 3x3x3 covered a map of the earth including borders between the countries. The countries are represented by green areas.
Star CubeThe technique of transforming an Octagonal Prism into a Fishers Cube applied to a standard 3x3x3.


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