The twelve pieces of this puzzle can fit into the tray 16 different ways! Still it is very difficult to find even one of the solutions, especially if you don’t realize an interesting fact about this puzzle. Each piece is made up of four isosceles trapezoids “clumped” together in different ways.
- red alder wood
- 12 pieces
- 16 solutions
- 5″ x 4.5″ (13cm x 11cm)
- difficulty level: 10 out of 10