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

Matthew Ray
Star Puzzle with a twistA star with 5 tips. It works like a pentagonal prism with a non-complete additional set of layers.
Star Puzzle with a twist PlusA star with 5 tips. It works like a pentagonal prism compined with a 5-rod Tricky Disky.
Void Hexagonal PrismThe principle of the void cube applied on a hexagonal prism.

Void Pentagonal PrismThe first working pentagonal prism seemingly without faces and a core.

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