Ravensburger Colors of the Sea Ravensburger puzzles are made in Germany from the highest quality and thickest green Kappa cardboard available Pieces have a nice matted finish which makes them easy to see and handle Builds small motor skills, picture recognition, and task completion Promotes cooperative as well as independent play Ravensburger's popular trademark is found on every box, the blue triangle, which American consumers value as a sign of quality for over 125 years