A very cool maze complete with ball inside.

Smaller version of the circular maze with trapped ball.

A beautiful unicorn horn pendant. It is designed to hang from your chain or ribbon using a 3mm hole at the top. It is completely described mathematically.

A heart shaped pendant complete with loop at top for your necklace chain. The loop will require a very small (1mm less) chain or cord or will require the addition of a jump ring to allow a larger chain or cord (as seen in one picture). It features a loose center section that is trapped by the outer ring. It is completely described mathematically.

A tetrahedral shaped cage with a trapped ball inside. Completely described by a mathematical equation.

Two Interlocked Hearts