Finally (personal plug) I've been scratching my own polyhedral itch with a project that aims to cover similar ground but in a more interactive, visual way:
One factor that unifies all three projects is conway operations discovered John "Game of Life" Conway: https://en.wikipedia.org/wiki/Conway_polyhedron_notation later investigated and expanded upon by George Hart - who is mentioned in the opening of the main article.
http://www.antiprism.com/
And the web-based Polyhedronisme for a quick fix: http://levskaya.github.io/polyhedronisme/
Finally (personal plug) I've been scratching my own polyhedral itch with a project that aims to cover similar ground but in a more interactive, visual way:
https://github.com/IxxyXR/Polyhydra
(Example output: https://photos.google.com/album/AF1QipM029IxQ5P5FacaGywBPlxS... )
One factor that unifies all three projects is conway operations discovered John "Game of Life" Conway: https://en.wikipedia.org/wiki/Conway_polyhedron_notation later investigated and expanded upon by George Hart - who is mentioned in the opening of the main article.