Delta Pocket Puzzle Outdoor Printed by the United States

Printed by the United States Playing Card Co

though the unit does need to be plugged into an outlet

and Joseph Campbell

fearless animal trainers

Delta Pocket Puzzle Outdoor Printed by the United StatesThree is the magic number for the delightful Delta Pocket Puzzle. Give the triangular pieces a tug and the puzzle begins to slide apart in three directions at once. Something catches, however, and the metal trio remains locked together. The design of the Delta puzzle is such that once you find the solution, you'll want to take it apart and put it back together, again and again, just to appreciate the simple elegance of the engineering. Designed by