Pentomino

A pentomino is a 2D shape made out of 5 side-by-side equal-sized squares. They can be found in the books Chasing Vermeer and The Wright 3. It was created by Solomon W. Golomb.

These are the 12 pentominos:

Pentomino Media

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  The 12 pentominoes can form 18 different shapes, with 6 of them (the chiral pentominoes) being mirrored.

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  Comparison of labeling schemes for the 12 possible pentomino shapes. The first naming convention is the one used in this article. The second method is Conway's.

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  All 8 rotations and reflections of the L-pentomino (4 rotations of each reflection)

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  All 8 rotations and reflections of the F-pentomino (4 rotations of each reflection)

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  All 8 rotations and reflections of the N-pentomino (4 rotations of each reflection)

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  All 8 rotations and reflections of the P-pentomino (4 rotations of each reflection).

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  All 8 rotations and reflections of the Y-pentomino (4 rotations of each reflection)

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  Pentomino Puzzle Solutions

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  Unsolvable pentomino puzzles.

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  Three pentomino cube puzzle solutions.

Other websites

• All about pentominoes Archived 2008-05-11 at the Wayback Machine