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

Moving: Tiles
Duplex 2Two intersecting circles of which one can be twisted.
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.
Elemental(Aluminium)A heart-shaped variant of Elemental(Fluorine) with four additional pieces.
Elemental(Argon)An enhanced version of Elemental(Beryllium-10)

Elemental(Beryllium-10)The third member of the series of Elementals. This time there are 4 plungers of which 2 are side by side.
Elemental(Chromium)The holy grail of the Elemental-series.
Elemental(Fluorine)A very close relative to the Elemental(Neon) from the same inventor.

Elemental(Neon)The first element in a whole series of puzzles working with plunger under- and overlapping each other.
Elemental(Scandium)An Elemental(Fluorine) enhanced but splitting the plunger and thereby adding twelve triangles.
Elemental(Sulfur)An Elemental(Neon) enhanced but splitting the plunger and thereby adding six triangles.

ELeVeN11 tiles moved by two plungers of different size.
EliacTwo intersecting circles similar to the Lotica.
Equator (aka I.Q. Ball)Hollow blue "corners" with letter, number and symbol tiles.

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