Balancing Act Set, Includes: 8 Black carbon atoms, 20 White hydrogen atoms, 26 Red Oxygen atoms, 26 Gray links for single bond, 32 Gray links for double bond, Makes learning to balance chemical equations fun and easy, Hands-on molecular models to simulate combustion reactions
Human Female, Blunt Force Trauma - Innominate and Femur Set, Native American female who died when hit by an 18-wheel truck, fracture of the femur includes the fragment broken from the posterior shaft,Size: 12inWx18in L