Coil Pocket Puzzle Variety Box Perhaps the unusual nature of

Perhaps the unusual nature of this puzzle’s design is a clue to the mechanism

The rules can be learned in minutes

"Cassiopeia" is a treasured collector's item renowned for its ingenious mechanism and timeless beauty

Inspired by the work of Buckminster Fuller

and character resulting in a unique pattern

Coil Pocket Puzzle Variety Box Perhaps the unusual nature ofBars of brass and steel intertwine to form a small box. You may absentmindedly separate the two pieces after an hour or two of fiddling but good luck getting them back together again without great concentration. A handsome example of a classic two piece disentanglement puzzle. Designed by Ed Nagata for Hanayama of Japan.