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 12''L x 11''W x 5''D.
- Includes Activity Guide.
- Grades 3+.
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