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

Half CubeViewed from one corner it is an ordinary 3x3x3 but from the opposite it is revealed that it is a 3D-printed halved void cube.
Half Truncated DominoA 2x3x3 truncated on four corners just like the Half-Truncated Cube.
Hamburger CubeA 2x3x3 in shape of a hamburger.

Handbook of cubic MathThe best book yet written - or likely to be written - on the wonders and the dark, unsolved mysteries of the cube.
Helicopter Disdyakis TriacontahedronAn edge turning dodecahedron in shape of a Disdyakis Triacontahedron.
Helicopter Dodecahedron (MF8)This puzzle tries to reimplement the Helicopter Cube in a dodecahedron.

Helicopter SkewbA hybrid of Helicopter cube and Skewb. This puzzle brings jumbling to a new level.
Hello Kitty Cube IIIA variant from 2010.
Heptagon"The Pentagon" with 7-fold symmetry.

Heptagonal PrismA heptagonal prism with 3 layers stacked upon each other.
Hex CubeA Mixup Cube with one middle layer deleted and transformed into a half-regular shape.
Hex Domino Half Black Rainbow PuckA two-layered hexagonal prism in shape of a cylinder and stickered like a rainbow puck.

Hex prism (3 layers)A piece shuffle of the Square-1 in shape of a hexagonal prism.
Hex Prism 3Another hexagonal prism from a 3x3x3. Same diameter as version 2 but larger height.
Hex-2A handmade Square-2 truncated into the shape of a hexagonal dipyramid.

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