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

2012
Reach-Out CubeMechanically a cousin of Rhombiminx and Lolo's Octahedron this puzzle has a more intuitive shape and looks more like the Cross Cube.
Red Bump BallA 3x3x3 in shape of a sphere. In addition the core was moved away from the shapes center.
Relativity Cube (2x2x2)A picture-variant of the 2x2x2. The images were adapted from one of M. C. Eschers most famous works. The same was already adapted to a 3x3x3.

Rex 3x3x3A hybrid puzzle combining the 3x3x3 with a rex cube.
Rex DodecahedronThe second mass produced corner turning dodecahedron.
Rex Rhombic Triacontahedron (RRT)A vertexturning rhombic triacontahedron. Both sets of vertices allow turning.

Rhombic Triacontahedron Master SkewbA Master Skewb transformed into the shape of the namegiving solid.
RhombicosacronA skewb in the shape of the namegiving solid.
Rhombicosidodecahedron SkewbA skewb in the shape of the namegiving solid. In this case it is an archimedean solid.

RhombidodecadodecahedronA Masterball in the shape of the namegiving solid which is Wenninger solid 76.
Ribbon CubeA 4x4x4 bandaged into a 2x2x4 and with half its pieces removed.
Rosa DavuricaA Helicopter with triangles glued onto the triangular pieces.

RotaMinxThis is a "fishered" megaminx although this description doesn't do justice to the craftmansship behind it.
Roto CrystalRotoCrystal is an 18 sided analog of the Fracture-10 puzzle, based on the hexagonal dipyramid.
RotoPrism 2A modified shape with a lower-order slice pattern for the Fracture-6.


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