Students at New Vision Charter School have completed work on a 12-foot-tall Sierpinski Tetrahedron, encompassing 4,096 individual triangular pyramids and made entirely out of card stock and glue, and ...

Consider what happens when a vertex of one tetrahedron pierces the face of a second tetrahedron to form a new, more complicated polyhedron. In the resulting geometric form, one triangular face has a ...