Modular Origami Polyhedra - Origami Author:Rona Gurkewitz, Bennett Arnstein, Lewis Simon Step-by-step instructions and clearly detailed diagrams enable origamists to build over 35 different polyhedra from origami units. Fascinating models range from relatively simple modular cubes and a stellated octahedron to more advanced two-piece modules, a gyroscope, and a 14-sided cuboctahedron. Subjects—graded according to difficulty... more »212;will not only challenge devotees of the ancient Japanese art of paperfolding, but can also be used to demonstrate geometric principles in the classroom.« less