Aerogami Paper Airplanes
Print and fold paper airplanes.
Joseph Wu's Origami Page
Incredible paper art. If you thought origami was limited to folding paper cranes, you must check out Joseph's intricate works of paper art.
Merlin's Castle
Got the September blues? Rainy days keeping you in the house (or sweltering days, depending upon where you live)? Here's a paper castle that you can print and assemble, complete with Merlin, knights, evil queen and a working draw bridge. Instructions included, difficulty: moderate.
Oriland
If you like origami, you'll be interested in Oriland, an entire world of castles, trees and people, all made from folded paper.