Wesley Project Runway It was a disappointment and proof that you can't ever go back, not even on reality television. Luckily, tonight offered a little more promise. The designers picked their models and then found out that their challenge was to m... http://articles.top501.nu/2008/07/24/l...

Origami Challenge This page contains challenge questions about mathematical origami and links to other sources of questions. Some of the questions are open, however. This means that you could be the first person to ever work on them! 1 X-Authen... http://articles.top501.nu/2008/07/12/p...