Yesterday I gave a small origami workshop to the textile students at the WDKA / Crosslab. We've folded polyhedron and learned how to construct polygons from units.
Smart Textiles / Crosslab / WDKA
Here are recommend links:
Different variations of polyhedron (the model we folded together)
ORI-REVO: Application for making whatever 3D polygon
ORI-REVO's author. Great portfolio!
Origami Club: contains hundreds of basic models, including jumping frog etc.
Kusudama: making abstract & architectural origami
Mathematics of paper folding
Toshikazu Kawasaki: origami mathematician, famous for his "Kawasaki Rose"
The last workshop in 2009 @ crosslab