Here are a few impactful, significant models: 1. The traditional crane and 2. The flapping bird,
I find are the most authentic pieces of origami. Their history is longer than many models and their meaning is profound. 3. I have never folded Robert Lang's Cuckoo Clock since I do not fold complex models, but I have always been impressed with it and many complex folder dedicate a lot of their tine to folding it. I have seen it in progress; it was fascinating. The result is fun to look at and it is shocking that it is just a single piece of paper 4. Wensdy Whitehead's word folding is another. At the oversized folding competition in 2009, I believe, we folded the word "ORIGAMI". She also folded "Supercalifragilisticexpialidocious" for one sheet of really long paper! Lisa B. Corfman Origami Place Discover paperfolding, materials galore!