The Grandfather Burr Puzzle - 18 Piece Burr PuzzleDesigned by W. L. Van der Poel, a Dutch computer scientist. One of the most challenging interlocking puzzles in the collection. Composed of 18 pieces with unique notches. Internal gaps of empty space make interlocks nonintuitive. Requires the correct sequence to release the first piece. Reassembling all pieces is significantly more complex. Demands patience and determination from serious puzzlers. Doubles as an attractive display piece for shelves or
Shopping security
Each payment you make on thelockerguy is secured with strict SSL encryption and PCI DSS data protection protocols
product description
Why choose thelockerguy wholesale?
Show More
The Grandfather Burr Puzzle - 18 Piece Burr Puzzle