Paper Great Icosahedron
Great Icosahedron:
Number of faces: 20
Number of edges: 30
Number of vertices: 12
Fold the dotted lines forwards. Fold the other lines backwards.
The Great Icosahedron is one of the four Kepler-Poinsot Polyhedra.
The 20 faces of the Great Icosahedron are made out of 9 triangles each. The model is made out of 180 parts of faces.
