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3x3x3
Rhombicosidodecahedron 3x3x3A 3x3x3 in shape of the namegiving solid.
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.

Rhombus Cube (Sharp Edges 180600000)A 3x3x3 truncated on 4 edges and afterwards extended. The result is a rhombic prism.
RitzA promotional cube from Politechnika. Advertising for a german manufacturer of pumps.
Rob's OctahedronAn octahedral variant of Rob's Pyraminx

Robot Rubik Rubik's Cube with additional pieces glued on to resemble a robot. Due to the extensions several blocks and bandagings are occuring.
Rocket CubeA 3x3x3 depicting a rocket.
Rocket spaceship cubeA pair of Fused Cubes transformed into a rocket.

RoclaA promotional cube from Politechnika.
Advertising for the australian company of the same name.
Rolls RoyceCelebrating the 100th anniversary of the namegiving company.
RosecubeA 3x3x3 with a rose growing from it.

Rotary BlockAnother knock-off 3x3x3 from the original cube craze.
Rotascope IIA 2D equivalent of the Bicube.
Roux CubeLooks like a reimplemented Tie Cube but is a 3x3x3 with a new type of bandaging.


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