[subim]

Fun! This is similar to Simon Tatham's Untangle (http://www.chiark.greenend.org.uk/~sgtatham/puzzles/ and the sgt-puzzles package on Debian systems).

[tantalor]

Original version is http://planarity.net/, made by me!

I rewrote it in JavaScript a few years back: https://github.com/tantalor/raphael.planarity

[thebrainkid]

I wanted to say thanks for your game! I loved it when it first came out!