Shaped in a pyramid, Pyrra is made of maple and walnut hardwoods for beauty and complexity. The challenge is to build the pyramid in various color design patterns. Many other geometric and free-form creations can also be made.
The Pennyhedron puzzle was designed by Stewart Coffin, with some help and inspiration from his children. As the story goes, his kids used to glue puzzle blocks together in his shop which inspired him in the direction of the Pennyhedron. This is a clever puzzle with only 2 pieces, which he and his children used to sell with a penny inside hence the name.
The YOT puzzle is a shiny metal disc that comes with a real US silver dollar. The challenge is to open the YOT and remove the coin without power tools. Comes in original box with paper.