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

Dmitry Andreev
3ringsThree intersecting rings that do not form circles.
4x4 (Crossover)A rebuilt Crossover puzzle with a custom scheme on the tiles.
AlbireoFour intersecting circles of two pairs of differently split circles.

AldebaranTwo intersecting circles rotatable in six steps of unequal angle and a third circle rotatable by 72.
AlgolA hard jumbling intersecting circle puzzle.
AlpheratzFour intersecting circles of two pairs of differently split circles.

AntaresTwo intersecting circles with 109 pieces, named after one of the brightest stars on the sky.
AviorA doctrinaire puzzle consisting of two intersecting circles that can be turned by steps of 90.
CapellaA hard jumbling intersecting circle puzzle.

CastorOne circle on the inside and five circles on the outside form a complex puzzle, derived from a theory-ladden concept.
Cor CaroliThree intersecting circles rotating around two centres.
Crazy TrioFour intersecting circles with a bunch of cuts.

Crazy puzzlerFour intersecting circles, two are 6-fold and two are 3-fold.
Double towerTwo sets of 4 acrilic layers with 5 marbles each.
DuplexAn intersecting circle puzzle, but with a twist!


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