Below is an archive of the current and past monthly challenges. Click a challenge to view the entries.

Traditional Playground September September challenge is all about finding something new in a traditional base.  We talk about the preliminary base, the waterbomb base, the fish base, the pig base, the blintz base, and the windmill…
Alphabet August August's challenge is all about the alphabet. We want to see your take on creating a set of letters, from A to Z, א to ת, α to ω, or any other language. Even if you have just a few of them, post them…
Ta-Da!! July July challenge is all about climactic models. Those models go flat (literally or conceptually) all the way until that last step that changes everything, and you can't stop yourself from gaping with…
Artist Trading Cards June Create an origami model of an Artist Trading Card (ATC)... the whole card. It must display some sort of decoration, maybe an image, symbol, pattern, etc. using color changes if you like, or a…
Optical Illusions May I always loved Optical Illusions, and still do. I have plenty of books, a full shelf, to be honest, and a huge collection of images from the web. My love started with the works of M.C. Escher,  and I…
The Crawford Orchid Challenge April 30ish years ago when JC produced “Creating Origami” he was in contact with Patricia Crawford and as a part of his reproducing some of her models in his book he agreed to in time produce a…