Learning Resources Pumping Heart Model, 12" Length x 11" Width x 5" Depth
Learning Resources pumping heart model is easy to use and great for real hands on understanding. Hand pump model highlights basic heart and pulmonary blood flow using water and hand pump. Creates a memorable exploration of how the heart and lungs work together for oxygen exchange. Features clearly labeled heart chambers, main artery, veins and lungs. Model includes an activity guide and requires minimal assembly. Grades 3 and up. Measures 12-inches length by 11-inches width by 5-inches depth. Warning: chocking hazard - small parts. Not for children under 3 years.