Learning Resources Human Body Model This miniature Human Body Model measures 4 1/2 inches in height when assembled Easy-to-assemble, richly detailed miniature plastic model Explore the organs of the human body and their functions in this 3-D model 31-piece torso model includes: brain, skull, heart, rib cage, lungs, liver, stomach, pancreas, kidneys, intestines, and spine Comes with Fact Guide, and photo-illustrated assembly instructions