Four-Dimensional Geometry
- 4-D Geometry
- 4-Dimensional Geometry
- 5-Cell
- 8-Cell
- 11-Cell
- 16-Cell
- 24-Cell
- 57-Cell
- 120-Cell
- 600-Cell
- Four-Dimensional Geometry
- Hecatonicosachoron
- Hexacosichoron
- Hexadecachoron
- Hyperdiamond
- Hyperdodecahedron
- Hypericosahedron
- Hyperoctahedron
- Hyperoctant
- Icositetrachoron
- Octachoron
- Pentachoron
- Pentacontaheptachoron
- Pentatope
- Polychoron
- Regular Polychoron
- Uniform Polychoron