Online since 2002. Over 3300 puzzles, 2600 worldwide members, and 270,000 messages.

Tom Kenevan
Geodesic Sphere KnotsA cube depicting pieces of mathematical art.
I love golfSix images which share a golf theme.
Presidential CubeCustom stickers showing all the US presidents.

Siefert SurfacesThis cube is a Mathematical Art cube, showing six Siefert Surfaces.
Yankees CubeSix images which share a golf theme.

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