Below is a modular origami construction known as the 120-unit sonobe ball. It has the geometry of an icosidodecahedron but with the 12 pentagonal faces of the icosidodecahedron split into five of the little equilateral pyramids that sonobe units demand.

The above was made from 120 Post-it notes, three sets of forty in each color. I haven’t seen anyone post a picture of one of these 3-colored like this, i.e. in three colors such that no two units of the same color are adjacent to each other, so I thought it was of some interest…

A schematic of the coloring I found is below. I have no idea if it is unique: