Nancy Bullard on MSN

Easy DIY model to show how your lungs really breathe

In this video I walk you through a simple DIY model that shows how the human respiratory system works. Using a plastic cup, ...
Hosted on MSN

How a Simple Model Explains Your Lungs and Breathing

In this video, I use a fun and easy model to break down how your lungs really work. With just a straw, a cup, and some balloons, I help you visualize the respiratory system and explain why breathing ...