8 years & up. This anatomically-correct, interactive dog model features a transparent cutaway that provides close-up, layered details of the internal organs and structure. Learn the dog's physical anatomy by removing the bones and organs and assemble them into the correct spots. Read the description of the anatomy along with the dog's life cycle, eating habits, and size. Test your knowledge with fun engaging questions from the learning guide. Ideal for teaching animal science. Model measures 6.5". Included: 29 Detachable Organs and Body Parts, Display Stand, and an Illustrated Assembly Guide.