Model of the human body shows major elements of the circulatory system. Enlarged cross sections of the heart, arteries, and veins illustrate structure and function. The 18" x 24", three-dimensional model is of lightweight, sturdy construction. Group lessons may be best prepared and delivered if the teacher uses the Control Booklet of the Anatomy Classified Nomenclature Exercise (see SKU: SC-A49) which is also designed to provide individual self-paced activities for the students. Grades 3-12.