6 links
Modular Origami
geocities.com
Instructions, diagrams and pictures of various modular models in English, German, and Russian.
Origami Mathematics
merrimack.edu
Mathematics of paper folding; includes a bibliography of articles and journals, Combinatorial geometry syllabus, and a tutorial on geometric constructions. Photo gallery of comple…
Origami Tessellations
origamitessellations.com
Blog by Eric Gjerde featuring tessellations, crease patterns, tessellation geometry, origami mathematics and paper folding in general.
Thoki Yenn's Cuboctahedron Folding Companion
deity.co.nz
Step-by-step photo instructions for Thoki Yenn's 3D cuboctahedron origami model.