Recreations
- 102
- 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 triangles.
- 104
- Harold McIntosh's Flexagon Papers
- Including copies of the original 1962 Conrad-Hartline papers. Abstract, html-pages, or .pdf documents.
- 105
- Henri Picciotto's Geometric Puzzles in the Classroom
- Polyform puzzle lessons for math educators to use with their students, including polyominoes, supertangrams, and polyarcs.
- 106
- Hyperbolic Planar Tessellations
- Don Hatch's page on hyperbolic tesselations with numerous illustrations.
- 107
- Lego Pentominos
- Eric Harshbarger. This puzzle maker says that the hard part was finding legos in enough different colors.
- 108
- Mathforum : Minimal Domino Tiling
- Tiling a square without cutting it into two.(Problem of the week 826, Spring 1997)
- 109
- Mathforum : Tiling Rectangles from Ell
- Stan Wagon asks which rectangles can be tiled with an ell-tromino.
- 110
- Mathforum : a Pentomino Problem
- Geometry Forum: Lists the pentominoes; fold them to form a cube; play a pentomino game. (project of the month, 1995)
- 111
- Miroslav Vicher's Puzzles Pages
- Polyforms (polyominoes, and polyiamonds) graphics, tables and resources (English/Czech).
- 112
- Pento-Mania
- Pentomino based puzzle game lets children solve and create geometric puzzles. Win32 software, try or buy.
- 113
- Pentomino Applet
- Rujith de Silva's applet puzzle offers games of four different sized rectangles. Source code available. [Java]
- 114
- Pentomino HungarIQa
- Kati presents a pentomino puzzle using poly-rhombs instead of poly-squares. [English/French/German/Hungarian]
- 116
- Pentominoes
- Expository paper by R. Bhat and A. Fletcher. Covers pre-Golomb discoveries. the triplication problem and other aspects.
- 117
- Pentominos
- Graphics problems, solutions (including animated GIF) and links. (English/German through main page)