BEAUTIFUL DINOSAUR JIGSAW PUZZLE: The Melissa and Doug Dinosaur Jigsaw Puzzles in a Box features 4 wooden puzzles: a Triceratops, Apatosaurus, Stegosaurus,and T-Rex.EDUCATIONAL & ENTERTAINING: This set of dinosaur puzzles for kids is made up of 12-piece puzzles that display colourful artwork. Puzzle play promotes the development of fine motor skills, problem-solving abilities, and hand-eye coordination. Age 3 +