- Flexagons - 1962 technical report which includes an introduction to the history of 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.
- Hexaflexagon Toolkit - A free application that can generate a hexaflexagon template and folding instructions from six user selected images. Examples Source Code included.
