Site Map
Polyform Curiosities
Remembrance of Software Past
Pento-tro-dominoes
Pento-Tetro-Trominoes
Tetrominoes Challenge
Triple Pentominoes
Pentomino Odd Pairs
Polyform Exclusion, Equalization, Variegation, and Integration
Hexomino Exclusion
Polyking Exclusion
Polyiamond Exclusion
Polyhex Exclusion
Polycairo Exclusion
Connected Polyomino Magic Squares
Two-Pentomino Magic Squares
Polyabolo Magic Squares
Polyiamond Variegation
Polyhex Variegation
Polyking Integration
Polyform Tiling
Polyomino and Polyking Tiling
Polyomino Rectification with Holes
Two-Pentomino Balanced Rectangles
Two-Pentomino Holey Balanced Rectangles
Scaled Two-Pentomino Rectangles
Scaled Two-Pentomino Balanced Rectangles
Three-Pentomino REctangles
Scaled Three-Pentomino Rectangles
Three-Pentomino Balanced Rectangles
Three-Pentomino Holey Balanced Rectangles
Scaled Three-Pentomino Balanced Rectangles
Separated Pentominoes Tiling a Rectangle
Prime Rectangle Tilings of the Y Pentomino
Yin-Yang Dominoes
Hexomino Pair Rectangles
Scaled Hexomino Pair Rectangles
Prime Rectangles for Tetrakings
Tiling an L Shape with a Polyomino
Tiling an L Shape with the 12 Pentominoes
Tiling an L Shape with a Tetromino and a Pentomino
L Shapes from Two Pentominoes
Holey L Shapes from Two Pentominoes
Scaled Two-Pentomino L Shapes
L Shapes from Two Hexominoes
L Shapes from Three Pentominoes
Scaled Three-Pentomino L Shapes
Two-Pentomino Square Frames
Three-Pentomino Square Frames
Tiling a Blunt Pyramid with Two Polyominoes
Full Symmetry from the Twelve Pentominoes
Tiling a Beveled Rectangle with a Polyomino
Tiling Strips With Polyominoes
Uniform Polyomino Stacks
Perfect Polyominoes
Admissible Partitions for Perfect Polyominoes
Polyomino Bireptiles
Covering a Rectangle with Copies of a Polyomino
A Pentomino Christmas Card
Polyiamond and Polyming Tiling
Tiling a Triangle with a Polyiamond
Tiling a Triangle with a Scaled Polyiamond
Two-Hexiamond Balanced Hexagons
Two-Hexiamond Balanced Parallelograms
Polyiamond Hexagon Tiling
Full Symmetry from Pairs of Hexiamonds
Hexiamond Triplets
Yin-Yang Diamonds
Tiling a Polyhex with the 12 Hexiamonds
Similar Hexiamond Figures 2–2–8
Minimal Convex Polyiamond Tilings
Convex Polygons From Pairs of Polyiamonds
Convex Polygons From Pairs of Scaled Polyiamonds
Polyiamond Convexification with Holes
Convex Polyagons from the 12 Hexiamonds
Convex Shapes from Three Hexiamonds
Similar Polyiamonds Forming a Convex Shape
Polyiamond Bireptiles
Bireptiles at Scale 5 for the J Pentiamond
Uniform Polyiamond Stacks
Containing Pairs of Hexiamonds
Scaled Polyiamond Tetrads
Convexification Numbers for Polyiamonds
Tiling a Shape with Ternary Symmetry
The Lobster and the Snake: Four Puzzles
The Lobster and the Snake: Solutions
The Lobster and the Snake: Solutions to Harder Challenges
Tiling a Convex Shape with a Polyming
Polyabolo and Polyfett Tiling
Polyabolo Irreptiles
Similar Polyaboloes Tiling a Triangle
Similar Polyaboloes Tiling a Square
Similar Polyaboloes Tiling a Right Trapezoidal Triabolo
Similar Polyaboloes Tiling an Octagon
Similar Polyaboloes Tiling a Home Plate Hexabolo
Similar Polyaboloes Tiling a Crown Heptabolo
Similar Polyaboloes Forming a Convex Shape
Convex Polyagons From Pairs of Polytans
Polytan Bireptiles
Scaled Polytan Tetrads
Similar Pentatan Figures 2–2√2–3√2
Tiling a Polytan With Unequal Monotans
Strong Surround Numbers for Polyaboloes
Rectification Numbers for Polyaboloes
Oblique Rectification Numbers for Polyaboloes
Polyfett Irreptiles
Similar Polyfetts Tiling a Triangle
Similar Polyfetts Tiling a Square
Polydrafter Irreptiling
Polydrafter Bireptiles
The Didrafter Fish
Scaled Polydrafter Tetrads
Convex Figures with Didrafter Pairs
Convex Figures with Didrafter Triplets
Convex Shapes from the 13 Didrafters
Rectangles Tiled with Three Didrafters
Regular Hexagons Tiled with Three Didrafters
Making a Rectangle from Different Didrafters
Didrafters at Scales 1 and 5
Inflated Didrafters
Convex Figures with Tridrafter Pairs
Galaxies from the 14 Tridrafters
Stelo
Kiteless Didoms
Scaled Polydom Tetrads
Polydom Irreptiling
A Counterexample to Livio Zucca's Island Conjecture
Convex Figures with Didom Pairs
Convex Figures with Didom Triplets
Convex Shapes from the 13 Didoms
Inflated Didoms
Tiling the Owen Dodecagon With Three Didoms
Strong Surround Numbers for Polycairos
Strong Surround Numbers for Polykites
Contiguous Partridge Tilings
Contiguous Reverse Partridge Tilings
Lovebirds Tilings
Pentacubes in a Box
Prime Boxes for the Clip Pentakedge
Pentacubes in a Box Without Corners
Pentacubes in a Box With Four Edges Removed
Pentacubes in a Box With All Edges Removed
Pentacube Pair Odd Boxes
Polycube Reptiles
Polycube Bireptiles
Bireptiles
Proper Minimal Irreptilings for Polycubes
3 Cubed + 4 Cubed + 5 Cubed = 6 Cubed
Tiling a Solid Diamond Polycube With Right Tricubes
Symmetric Pentacube Triples
Polycube Prisms
L Shapes from Pentacube Pairs
L Shapes from the 29 Pentacubes
Pentacube Pair Pyramids
Filling Space with the Pansymmetric Heptacube
Tiling a Scaled Pentacube with a Pentacube
Prisms with Square-Symmetric Bases from the 29 Pentacubes
Twisted Polycube Rings
Entangled Polycubes
Polyform Tetrads
Polyomino and Polynar Tetrads
Scaled Polyomino Tetrads
Polyiamond Tetrads
Polyhex Tetrads
Polydrafter Tetrads
Polyform Compatibility
Pairwise Compatibility
Pentomino Compatibility
Holeless Pentomino Odd Pairs
Pentomino Pair-Single Compatibility
Holeless Hexomino Compatibility
Tetromino-Pentomino Compatibility
Holeless Tetromino-Hexomino Compatibility
Holeless Pentomino-Hexomino Compatibility
2×3 Hexomino Compatibility
Holey Heptomino Compatibility
H Heptomino Compatibility
Voided Square Octomino Compatibility
Pinwheel Octomino Compatibility
Square Enneomino Compatibility
A Euphoric Heptomino
Two Euphoric Octominoes
Minimal Incompatibility for Polyominoes
Addendum to Polypolyominoes
Pentiamond Compatibility
Hexiamond Compatibility
Heptiamond Compatibility
Mixed Polyiamond Compatibility
Triangular Enneiamond Compatibility
Minimal Incompatibility for Polyiamonds
Pentahex Compatibility
Pentahex Compatibility with Vertical Symmetry
Pentahex Odd Pairs
Mixed Polyhex Compatibility
Trihex-Tetrahex Compatibility
Trihex-Pentahex Compatibility
Trihex-Hexahex Compatibility
Tetrahex-Pentahex Compatibility
Seven Euphoric Pentahexes
Three Euphoric Hexahexes
Ring Hexahex Compatibility
Disk Heptahex Compatibility
Minimal Incompatibility for Polyhexes
Tripent-Tetrapent Compatibility
Tripent-Pentapent Compatibility
Tetrapent-Pentapent Compatibility
Pentapent Compatibility
Tetrabolo Compatibility
Pentabolo Compatibility
Pentabolo Odd Pairs
Diabolo-Tetrabolo Compatibility
Triabolo-Tetrabolo Compatibility
Tetrabolo-Pentabolo Compatibility
Tetrahop Compatibility
Didrafter Compatibility
Tetrakite Compatibility
Trigem Compatibility
Trihing Compatibility
Tetracairo Compatibility
Pentapenny Compatibility
Tetracube Compatibility
Pentacube Compatibility
Pentacube Odd Pairs
Flat Hexacube Compatibility
Triominoid Compatibility
Multiple Compatibility
Holeless Triple Pentominoes
Pentomino Odd Triples
Pento-Tetro-Tetrominoes
Pento-Pento-Trominoes
Pento-Pento-Tetrominoes
Quadruple Pentominoes
Multiple Compatibility for Polyominoes
Triple Hexiamonds
Multiple Compatibility for Polyiamonds
Zucca's Challenge Problem for Polyiamonds
Multiple Compatibility for Polyhexes
Zucca's Challenge Problem for Tetrahexes
Zucca's Challenge Problem for Extrominoes
Multiple Compatibility for Polypents
Multiple Compatibility for Pentacubes
Cell Shifting
Cell Shifts for Polyominoes
Cell Shifts for Pentomino Pairs
Tetromino-Pentomino Cell Shifts
Cell Shifts for Pentahex Pairs
Cell Shifts for Polyhexes
Cell Shifts for Hexahexes
Cell Shifts for Heptominoes
Cell Shifts for Polynars
Cell Shifts for Polyiamonds
Knight's-Move Cell Shifts for Polyominoes
Cell Shifts for Octiamonds
Cell Shifts for Pentacubes
Galvagni Figures
Galvagni Figures & Reid Figures for Pentominoes
Galvagni Figures & Reid Figures for Octominoes
Galvagni Figures & Reid Figures for Hexominoes
Holeless Plover Figures for Polyominoes
Galvagni Figures & Reid Figures for Heptominoes
Galvagni Figures for Rotary Polyominoes
Galvagni Figures & Reid Figures for Heptiamonds
Galvagni Figures and Reid Figures for Enneiamonds
Galvagni Figures & Reid Figures for Octiamonds
Galvagni Figures and Reid Figures for Dekiamonds
Galvagni Figures for Rotary Polyiamonds
Plover Figures for Polyiamonds
Galvagni Figures & Reid Figures for Pentahexes
Galvagni Figures & Reid Figures for Heptahexes
Galvagni Figures & Reid Figures for Hexahexes
Galvagni Figures for Rotary Polyhexes
Plover Figures for Polyhexes
Galvagni Figures for Polypents
Galvagni Figures for Polyhepts
Galvagni Figures for Polyocts
Galvagni Figures for Polyhops
Galvagni Figures for Polyenns
Galvagni Figures for Polyjogs
Galvagni Figures for Polydecs
Galvagni Figures for Polypentagrams
Galvagni Figures for Polymings
Galvagni Figures for Polylines
Galvagni Figures for Polykites
Galvagni Figures & Reid Figures for Polycairos
Galvagni Figures for Polyaboloes
Galvagni Figures for Polyhings
Galvagni Figures for Didrafters
Galvagni Figures for Polydodecs
Galvagni Figures for Trifetts
Galvagni Figures & Reid Figures for Polybirds
Galvagni Figures for Polykagomes
Galvagni Figures for Polygems
Galvagni Figures & Plover Figures for Pentacubes
Galvagni Figures for Hexacubes
Galvagni Figures for Heptacubes
Galvagni Figures and Plover Figures for Tetrominoids
Galvagni Figures for Polyprisms
Galvagni Figures for Tetrarhons
Baiocchi Figures
Baiocchi Figures for Polyominoes
Baiocchi Figures for Pentomino Pairs
Baiocchi Figures for Tetromino-Pentomino Pairs
Baiocchi Figures for Hexomino Pairs
Baiocchi Figures for Polyiamonds
Baiocchi Figures for Polymars
Baiocchi Figures for Polypentagrams
Baiocchi Figures for Polynars
Baiocchi Figures for Polypents
Baiocchi Figures for Polydodecs
Baiocchi Figures for Pentapent Pairs
Baiocchi Figures for Polyhepts
Baiocchi Figures for Polyhexes
Baiocchi Figures for Polyaboloes
Baiocchi Figures for Polydrafters
Baiocchi Figures for Polykites
Baiocchi Figures for Polyocts
Baiocchi Figures for Polygems
Baiocchi Figures for Polybirds
Baiocchi Figures for Polykagomes
Baiocchi Figures for Polycubes
Baiocchi Figures for Polyominoids
Baiocchi Figures for Besźel Polycubes
Polyform Oddities
Polyomino Oddities
Pentomino Oddities
One-Sided Pentomino Oddities
Pentomino Pair Oddities
Tetromino-Pentomino Oddities
Hexomino Oddities
Polyomino Semi-Oddities
Heptomino Oddities
Triking Oddities
Pentaking Oddities
Pentiamond, Heptiamond, and Enneiamond Oddities
Hexiamond Oddities
Hexiamond Pair Oddities
Pentiamond-Hexiamond Oddities
Octiamond Oddities
Polyiamond Tri-Oddities
Hexiamond Pair Tri-Oddities
Heptiamond Tri-Oddities
Tetraming Oddities
Polyhex Oddities
Pentahex Pair Oddities
Chronology of Pentahex Pair Oddities
The Magic Pentahex Pair Polyhex Oddity
Tetrahex-Pentahex Oddities
Chronology of Tetrahex-Pentahex Oddities
Trihex-Pentahex Oddities
Hexahex Oddities
Polyhex Tri-Oddities
Hexahex Tri-Oddities
Tetrapent Oddities
Tetrapent Pair Oddities
Tetrapent Triplet Oddities
Pentapent Oddities
Tetrahept Oddities
Pentahept Oddities
Polyoct Oddities
Pentenn Oddities
Polydec Oddities
Tetrahendec Oddities
Polydodec Oddities
Polyabolo Oddities
Diabolo-Triabolo Pair Oddities
Triabolo-Tetrabolo Pair Oddities
Diabolo-Pentabolo Pair Oddities
Polycairo Oddities
Polykite Oddities
Trikite-Tetrakite Pair Oddities
Polygem Oddities
Trigem Pair Oddities
Polyhing Oddities
Polykagome Oddities
Polybird Oddities
Minimal Oddities for the L Tricube
Pentacube Oddities with Full Symmetry
Pentacube Oddities with Orthogonal Mirror Symmetry
Pentacube Oddities with Diagonal Mirror Symmetry
Pentacube Oddities with Orthogonal Rotary Symmetry
Pentacube Oddities with Plane Diagonal Rotary Symmetry
Pentacube Oddities with Inverse Symmetry
Pentacube Pair Oddities
Tetracube-Pentacube Pair Oddities
Polyform Catalogues
Catalogue of Unitary Polyominoes
Catalogue of Almost Unitary Polyominoes
Catalogue of Almost Almost Unitary Polyominoes
Catalogue of Unitary Polyiamonds
Catalogue of Polymings
Database of Convex Polyaboloes
Catalogue of Blunt Polytans
Catalogue of Tetrakis Polyaboloes
Catalogue of Polyfetts
Catalogue of Convex Polydrafters
Catalogue of Polykagomes
Catalogue of Polybirds
Catalogue of Polyhops
Catalogue of Polyjogs
Catalogue of Polynars
Catalogue of Polyhings
Catalogue of Polypents
Catalogue of Cyclic Polypents
Unique Polypents with Full Symmetry and Minimum Perimeter
Unique Polypents with Star Symmetry and Minimum Perimeter
Catalogue of Polyhepts
Catalogue of Cyclic Polyhepts
Catalogue of Polyocts
Catalogue of Polypentagrams
Catalogue of Polypennies
Catalogue of Unitary Polycubes
Catalogue of Besźel Polycubes
Catalogue of Polyrhons
Catalogue of Polyprisms
Catalogue of Polytets
Catalogue of Polypents on the Surface of a Dodecahedron
Pentacube Nomenclature
Polycube Symmetries
Polyprism Symmetries
Catalogue of Polykedges
Catalogue of Polyominoids
Printable Grid Files
Polyform Wallpaper
Tetromino Wallpaper
Pentiamond Wallpaper
Tetrahex Wallpaper
Dragomino Wallpaper
Polyform Links