William Waite designed both the Celtic interlace inspired knot and its division into 12 pieces for this puzzle. Each piece has 4 basic elements connected together in different ways. One of the tougher puzzles on the site!
- red alder and black walnut wood
- 12 pieces
- 4 solutions
- 4″ x 4″ (10cm x 10cm)
- difficulty level: 8 out of 10