Five Intersecting Tetrahedra - modular modelo 3D almost 2 years 42 Reuleaux Tetrahedron modelo 3D almost 2 years 17 Another polyhedra construction set 20 mm modelo 3D almost 2 years 9 Cube to 6 Tetrahedra modelo 3D almost 2 years 1 Tetrahedron (3 sided Pyramid) modelo 3D almost 2 years 1 Object of Constant Width - Tetrahedron modelo 3D almost 2 years 2 OpenSCAD: infinite volumes desired modelo 3D almost 2 years 1 Platonic Solids for OpenScad - v0.5 modelo 3D almost 2 years 16