Model Atomic Set - Economy, Senior, Idealy suited for advance level courses, Used for modeling three dimensional simple or complex molecular structures of organic and inorganic compounds, set consists of 150 connecting lugs and 370balls in different sizes and colors
Model Human Urinary Organs, Weight (lb):2.6, Length (in):13.0,Width (in): 9.1, Height (in): 4.3,Natural Size separates into 3 parts. Kidneys ureters, adrenal glands, bladder with prostate and major blood vessels