Standard range puzzle made from June 1996 to February 2005. 3800 made. All sold. Original Price: AU$18.95 Can you remove the ring from the puzzle…
314 + 1 Burr Set
Sold Out Limited Edition 1997 set of 6.
Original Price: AU$160.00
314 different six block burrs in one puzzle… plus one other puzzle.
Bill Cutler’s name is synonymous with the six-piece burr and in 1977-78 he published an article called The Six-Piece Burr in the Journal of Recreational Mathematics in which he showed there are 25 different pieces which in combination can make up to 314 different six-piece burrs.
There are 42 burr pieces in total which can be combined in different ways to make up the 314 different six block burrs. +1 How to open the box that contains them?
Made from Queensland Silver Ash they are presented inside a ‘trick’ locking box of New Guinea Rosewood.
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