metatronic solid (tetrahedron)

Three lines make a reversed knot pattern covering all faces of a tetrahedron, regardless of rotation (this same pattern can tile a plane).

The first in a series of polyhedra shells based on this concept, taking its name from Metatron, a figure associated with the geometry of regular polyhedra.

This piece was included in the 21st Master Woodworkers Show in Knoxville, TN.