Mathematical Model – Tetrahedron, Octahedron, Hexahedron

Coxeter Collection · Mathematics

Accession Number: 2016.mat.19

Instrument Name: Tetrahedron, Octahedron, Hexahedron


A circular wooden frame on a wooden stand holds a wooden geometrical figure consisting of small turned spokes representing edges and small spheres representing vertices. The geometrical figure consists of wood of three colours, blond, brown, and black.

The following description is assigned to Bob Rollins in 2007: “The Central Octahedron has been stellated giving rise to 8 Minor Tetrahedrons, and the black and white 2 frequency major Tetrahedrons. The 8 Vertices of which designate the 8 corners of the hexahedron.

Primary Materials: Wood

Dimensions (cm): height = 32, width = 24, depth=26

Function: Pedagogical mathematical model.

Condition: Excellent

Manufacturer: Bob Rollings, Toronto

Date of Manufacture: 2007

Donated to UTSIC: No