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Other N-Sided: Twenty
Radio Crystal (Radiolarian 9)The 9th entry in the series of Radiolarians, all face turning icosahedrons.
Radio Fathom - (Radiolarian 14)The 14th entry in the series of Radiolarians, all face turning icosahedrons.
Radio Gem - (Radiolarian 13)The 13th entry in the series of Radiolarians, all face turning icosahedrons.

Radio Jam (Radiolarian 8)The 8th entry in the series of Radiolarians, all face turning icosahedrons.
Radio Jewel - (Radiolarian 7)The 7th entry in the series of Radiolarians, all face turning icosahedrons.
Radio Nebula (Radiolarian 12)The 12th entry in the series of Radiolarians, all face turning icosahedrons.

Radio Star (Radiolarian 11)The 11th entry in the series of Radiolarians, all face turning icosahedrons.
RadioWeb (Radiolarian 6)The 6th entry in the series of Radiolarians, all face turning icosahedrons.
Radiolarian IThe first face turning icosahedron.

Radiolarian IIIA deeper cut cousin of Radiolarian II. Its deeper cuts make the centers visible.
RadiomateThe higher order cousin of the Webb. A hybrid face and corner turning icosahedron.
RapogicA combination of Rapture Cube and Dogic.

Regular AstrominxAn Icosahedral modification of a starminx consisting of regular triangles of identical size.
Rex Icosahedron (aka RICO)A Rex Cube with extensions that give it the shape of an icosahedron.
Rob's IcosahedronAn icosahedral variant of Rob's Pyraminx and Rob's Octahedron.


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