Cobble Hill puzzles have crisp, vivid images, printed on quality linen paper. They use premium blue board that ensures a nice thickness and durability. The pieces are interlocking with interesting random shapes. The boxes and puzzles are built to last so that you can enjoy doing these puzzles over and over again. And as if that isn't enough, check out the spectacular images! Cobble Hill puzzles are made in Canada and the U.S. and often feature the artwork of popular Canadian artists. Cobble Hill might be a brand you haven't tried before, and we think you won't be disappointed if you take one for a spin.