All you need is paper to make the folded models at Origami.com. Origami only uses a small number of different folds, but they can be combined in a variety of ways to make intricate designs. You can download a range of projects from Simple to Complex. When you get really good at the art of folding, visit this site for directions on how to make an entire chess set out of paper! Of course, then you’d have to learn to play chess.