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

Other N-Sided: Other
Rayminx (aka Giga Tuttminx)A higher order Tuttminx.
Redi TriakisOctaA Redi Cube transformed into a triakis octahedron.
Rex Axis Snub CubeA Rex Cube with rotated axis systems and then truncated into a Snub cube an archimedean solid.

Rex BallA Rex cube in shape of a truncated icosahedron, an archimedean solid.
Rex Chamfer BallA Rex Cube with custom 3D printed pieces that give it the shape of a chamfered dodecahedron.
Rex KiteA Rex Cube with the shape of a deltoidal icositetrahedron which is a catalan solid.

Rhombicosidodecahedron 3x3x3A 3x3x3 in shape of the namegiving solid.
Rhombicosidodecahedron SkewbA skewb in the shape of the namegiving solid. In this case it is an archimedean solid.
Rhombicuboctahedral 5x5x5A 5x5x5 truncated on the edges and corners to create a shape closely related to the rhombicuboctahedron.

RhombicuboctahedronThis supersized tiled version is about the same size as a Jumbo Rubik's Cube.
Rhombicuboctahedron (three colours)Not to be confused with the 'Diamond Cube'. The centres and edges of this puzzle are squares of identical size.
RockA 2x3x3 truncated into a random assymmetrical shape.

RodiniaThe Dino Associahedron with two additional cuts.
Roto CrystalRotoCrystal is an 18 sided analog of the Fracture-10 puzzle, based on the hexagonal dipyramid.
ScaliumShape-mod of a Triamond


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