With these Skeleton Models you can gain a deeper understanding of how the body interacts by manipulating it yourself. This miniature model is realistically detailed and it comes with a stand a fact guide and photo-illustrated instructions so you can easily put it together. The anatomy model includes a skull rib cage humerus spinal column radius ulna hand pelvis femur tibia fibula foot and partial circulatory system. This item contains 41 pieces and it is ideal for schools or other educative purposes.