This is The Original Soma Cube created by Piet Hein. Beautiful maple and walnut woods were used to create a fascinating checkerboard design. Comes with illustrated instructions to kindle the imagination.
Some constructions are easy to build, others are more difficult.
Continue Wooden Dodeca Puzzle - Interlocking Dodeca poses three different challenges. Unusual geometry for added intrigue. Assembled shape matches the carbon atom and honeycomb cell. Great for yourself or anyone who loves a challenge. Imagine the cubic pieces of the Soma puzzle slanted into strange rhombix angles.