Are you looking for an idea for a nice evening at home? Assembling puzzles is a great way to spend free time with friends and family, and also a sensational workout for the brain. Puzzles are the perfect gift for birthdays or Christmas. Trefl puzzles are made in Poland, and only natural materials are used in their production. The use of special paper with linen fibre structure reduces light reflections and facilitates stacking, which increases the fun factor.