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

Intersecting circles
Edge of InfinityA circle puzzle with two intersecting axes of rotation.
Edge of Infinity UnbandagedA partially unbandaged version of the Edge of Infinity.
EightTwo intersecting circles similar to the Lotica but of different size.

EliacTwo intersecting circles similar to the Lotica.
Engels Enigma CubedA 2D-puzzle reimplemented as a 3D-puzzle.
Euclidean 2Two circles with 90�-turns in an immensely complex puzzle.

Euclidean 3Three circles with 90-turns in an immensely complex puzzle.
Face of InfinityA circle puzzle with six hexagonally arranged axes of rotation.
Face of Infinity 7th CircleA variant of the "Face of Infinity" puzzle, where the center can turn.

Face of Infinity 7th Circle UnbandagedA partially unbandaged version of the previous Face of Infinity 7th Circle puzzle.
Face of Infinity UnbandagedAn unbandaged version of The Face of Infinity.
Farmland GearA puzzle with intersecting circles. Compared with similar circles this puzzle has additional gears inside the big square-like pieces.

FormalhautTwo circles with different degree of rotation in a puzzle that is still doctrinaire.
Fractal TwistFour intersecting circles with growing diameter. Turns of 180 are possible at any time.
GacruxTwo intersecting circles with eightfold turns but not in steps of 45. A jumbling-only puzzle.


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