Anatomy Models Bundle Set, Four Models: Human Brain, Human Heart, Human Torso and Human Skeleton, Grades 3 to 9, EnglishGive kids a deeper understanding of how organs and internal systems interact by allowing them manipulate the inner workings of the human body. Perfect for human body centers. Each realistically detailed miniature plastic model includes a stand, fact guide and photo illustrated assembly instructions. Includes the Heart, Brain, Human Body and Skeleton Anatomy sets. Package Includes: (1) 29 Piece 5'' Tall Human Heart Model; (1) 31 Piece 3. 75'' Tall