Master Pieces combines the highest quality in jigsaw puzzle production with the finest of artwork to produce true masterpieces. Each puzzle is constructed of thick puzzle board made of recycled materials. The puzzle pieces are random shaped and fully interlocking. As a finishing touch, the puzzles are aqueous coated to provide a protective, high gloss finish.OVER 3 FEET LONG! Rivers of Light features the art of Kim Norlien, the painter of peace and tranquility. Complete this puzzles and find the hidden images.Ages 12 and UpBy Master Pieces