
The Heart: Blood Basics
Special | 6m 43sVideo has Closed Captions
Learn more about the blood your heart pumps.
The heart’s job is to pump blood, so it’s important to know more about blood. Blood does more than just carry oxygen to your cells. The body’s circulatory system keeps you warm, carries away waste and helps you stay healthy. There is more to blood than you think.
Problems with Closed Captions? Closed Captioning Feedback
Problems with Closed Captions? Closed Captioning Feedback
Science Trek is a local public television program presented by IdahoPTV
Funding is provided by the Laura Moore Cunningham Foundation, the Idaho National Laboratory and Walmart and the Walmart Foundation

The Heart: Blood Basics
Special | 6m 43sVideo has Closed Captions
The heart’s job is to pump blood, so it’s important to know more about blood. Blood does more than just carry oxygen to your cells. The body’s circulatory system keeps you warm, carries away waste and helps you stay healthy. There is more to blood than you think.
Problems with Closed Captions? Closed Captioning Feedback
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Science Trek
Science Trek is a place where parents, kids, and educators can watch short, educational videos on a variety of science topics. Every Monday Science Trek releases a new video that introduces children to math, science, technology, engineering, and math (STEM) career potentials in a fun, informative way.Support for PBS provided by:
Science Trek is a local public television program presented by IdahoPTV
Funding is provided by the Laura Moore Cunningham Foundation, the Idaho National Laboratory and Walmart and the Walmart Foundation