Easy-to-use, multi-sensory model uses a simple hand pump to demonstrate basic heart and pulmonary blood flow.
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
Stays mess-free -- liquid is sealed in.
Measures approximately 12L x 11W x 5D.
Includes Activity Guide.
Grades 3+,