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

Other N-Sided: Four
Greenhill's TetrahedronA Square-1 transformed into the shape of a tetrahedron.
Half Turn TetraAn edge turning pyraminx which does not change shape.
Hanayama 1x2x3 Pack (green)A promotional 1x2x3 for a sort of candies from Hanayama.

Hanayama 1x2x3 Pack (red)A promotional 1x2x3 for a sort of candies from Hanayama.
Helicopter PyramidA Helicopter Cube heavily truncated and slightly extended into the shape of a triangular pyramid.
HelicoptrahedronThe first shape transformation of a Curvy Copter and the second tetrahedron with this axis system.

Hellraiser 2x2x2 tetrahedronA 2x2x2 with lavish custom made art on every side.
Hellraiser PyraminxA Pyraminx with a theme based on Hellraiser
HexagramFour axis which allow 120 turns and four axis which allow 60 turns.

Hexagram TetrahedronA tetrahedron combining the cuts of a Pyraminx with a Pyramorphix.
Hoberman's Brain TwistA vertex turning tetrahedron that can turn insideout.
Holey TetrahedronA holey variant of Jing's Pyraminx.

Hollow PyramidThe concept of the Hollow Cube transferred to the Pyraminx but with a newly designed mechanism.
Hyper Mini Tetrahedron 18 mmA Halpern-Meier Tetrahedron with 18 mm edge length.
IAS 2005 DCD giftA promotional item ordered by the company Ordina for a small trade fair in 2005. Also used as gift for the DCD 2005.


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