Additional
Information: A flexagon is a hexagon, which you can make from a strip of triangles. The objective is to open the flexagon in the middle and have a previously hidden face appear.
Arthur Stone, an English graduate student, was in the practice of doodling with the
Flexagons Sites:
Flexagons Flexagons: Includes a definition of the word, instructions on how to make a Trihexaflexagon, how to flex it and information about it and another flexagon. (Flexagons) http://www.mathematische-basteleien.de/flexagons.htm
Flexagon Re'flex'ions Flexagon Re'flex'ions: Several possibly new trihexaflexagon phenomena are presented. The wide spectrum of findings including explorations with magic squares, palindromes, and much more freshly fans the flexagon fun. (Flexagons) http://hometown.aol.com/verndrei/flex00.html
Flexagons and How to Make Them Flexagons and How to Make Them: Instructions on how to make a flexagon with pictures and an short introduction to flexagons. (Flexagons) http://www.sherston.freeserve.co.uk/HTML/Mathematics/Flexagons.htm
Hexaflexagon Toolkit Hexaflexagon Toolkit: A free application that can generate a hexaflexagon template and folding instructions from six user selected images. Examples Source Code included. (Flexagons) http://hexaflexagon.sourceforge.net