A Puzzle by Enrich Friedman
Every square can be dissected into L-ominoes. Can every Pythagorean square? Conjecture needs proof.
Arnab's Pentominos Puzzle
Fast Pentominos puzzle solver, works on DOS/Windows platform. Free downloads.
Christopher Monckton's Eternity Puzzle
Rules, the solution by Alex Selby and Oliver Riordan, other resources and links. The puzzle is made up of 209 pieces of polydrafters, each one is a combination of 12-30/60/90 tria…
Counting Horizontally Convex Polyominoes
Journal of Integer Sequences, Vol. 2 (1999), Article 99.1.8. Defines and counts horizontal convexity.
Dancing links
Don Knuth discusses implementation details of polyomino search algorithms.
Eithan's Pentominoes-3D Applet Solver
Solves given Pentominoes 3D puzzles. Solution is displayed in 3-D with disassembly and rotations. General information and data. [requires Java]
Equilateral pentagons
Jorge Luis Mireles Jasso investigates these polygons and dissects various polyominos into them. Animations show cases of infinite solutions.
Gamepuzzles
Polyomino and polyform games and puzzles manufactured by Kadon Enterprises Inc.
George Huttlin's Puzzle Page
George Huttlin shares some ramblings in the world of polyominoes.
Gerard's Universal Polyomino Solver
Computes from 1 to 3.38 billion solutions with graphic display to each of the 60+ problems of different sizes and shapes. Pieces vary from pentominoes to heptominoes, sometimes in…
Henri Picciotto's Geometric Puzzles in the Classroom
Polyform puzzle lessons for math educators to use with their students, including polyominoes, supertangrams, and polyarcs.
hexiamonds
George Huttlin explains and illustrates these shapes composed of 6 equilateral triangles, which in turn tiles different forms.
Isoperimetric polygons
Livio Zucca tiles polygons of equal perimeter, or isoperiploes.
Java pentominoes
Thery families web site with pentomino solver. (English/French)[Java].
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