A large magnetic human body anatomy model with seven puzzle layers that build from bottom to top. Children start with the skeleton base and add layers including muscular, digestive, nervous, circulatory, and respiratory systems. The model includes four interchangeable body options (two boys and two girls) and a magnetic base measuring 13.2 by 7.2 inches. Each layer can be displayed separately on any magnetic surface. Includes information sheets, reusable labels, and QR codes for additional learning content. Suitable for children through teenagers.