- Generating the octad generator
- Neater redrawing of the MOG
- The Miracle Octad Generator of R. T. Curtis, redrawn
- Hudson and finite geometry
- Picturing outer automorphisms of S6
- The 2-subsets of a 6-set are the points of a PG(3,2)
- Eightfold cube and related spaces
- Froebel's Third Gift hands-on
- The eightfold cube and internal structure
- A four-color theorem
- Geometry simplified
- Some small finite spaces
- 110922-TriquetrumCube
- The square model of PG(3,2)
- Space structure