Number PlanetA spherical token-swapping puzzle. An implementation of M12, Mathieu 12 group. A puzzle with a theory-heavy approach.
OctaBallPrismAn almost spherical octagonal prism with three layers.
OctoAqua globe with silver continents. There are no embossments on the surface.
OneWorld by JD EdwardsA sphere with mechanism of a skewb which advertises a software from turn of the century.
Opusball - ConstellationsA remade equator puzzle. This variants shows the (western) zodiac symbols on the twelve middle pieces.
Opusball - ZodiacA remade equator puzzle. This variants shows the chinese zodiac symbols on the twelve middle pieces.