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

David Pitcher
Curvy-10 Master EditionA master-cut version of the Curvy-10 puzzle.
Dave's DiamondAn edge turning hexagonal dipyramid sliced through the origin.
Dave's Diamond 3x3x3A 3x3x3 version of Dave's Diamond.

Dave's Diamond IIA hexagonal dipyramid proportioned such that two offset sets of axes intersect at 90 degrees.
Diamond DelightAn equatorial vertex turning pentagonal dipyramid with spherical cuts.
Diamond DuetA face turning triakis tetrahedron in the shape of an octahedron.

Diamond JubileeA pseudo edge turning rhombic triacontahedron with true deltoidal hexecontahedron geometry.
Diogo's CrystalA nine-sided face turning solid, using a geometry developed by Diogo Sousa.
Diogocopter 9A prismatic form for the Hexapod and Diogo's Crystal puzzles.

Edge of AndromedaAn Andromeda cube reduced to two axes.
Edge of InfinityA circle puzzle with two intersecting axes of rotation.
Edge of Infinity UnbandagedA partially unbandaged version of the Edge of Infinity.

Edge of InsanityA jumbling-only puzzle based on the triangular dipyramid geometry.
Edge of insanity TallEdge of Insanity redesigned to create a taller puzzle.
Face Turning OctahedronThe first face turning octahedron with straight cuts.


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