This is one of the most famous polypolyhdra found by Robert J. Lang. It is made of 60 edges in 20 triangles. There are 5 sub structures that are interfused. Each consists of 4 triangles that make a tetrahedra-like compound.Read more…
Five intersecting tetrahedra
This partcular model is so well-known in the paper-folding origami community that it is perhaps the incarnation of modular origami in general. The most widely used folding technique is based on Francis Ow’s 60 degree unit and the arrangement byRead more…