Human Anatomy Skeleton Model 4D, 9.5in model contains 46 detachable, hand-painted medical education-quality organs and parts and a display stand, Also includes illustrated assembly guide and description, For ages 8 plus
Model Functional Lung Apparatus, unique and easy-to-use model features parts that replicate the actions of respiration, Easy to Assemble, includes an acrylic bell jar, Y tube, two balloons, rubber diaphragm with a knob for ease of movement, and an instruction manual