how to make a heart model with easy movement | corazón model | heart working model making with foam | Heart projects, Science projects for kids, Biology projects
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how to make a heart model with easy movement | corazón model | heart working model making with foam
This heart model is a great demonstration of one chamber of the heart and valve. The heart has two features that keep blood flowing in the right direction. These are chambers and valves. Chambers fill with blood, then squeeze to pump the blood out.
