The Kid Should See This

How does your immune system work?

The immune system is a vast network of cells, tissues, and organs that coordinate your body’s defenses against any threats to your health. Without it, you’d be exposed to billions of bacteria, viruses, and toxins that could make something as minor as a paper cut or a seasonal cold fatal. So how does it work?

Phagocytes! Lymphocytes! Yay, Leukocytes! Find out in this TED Ed lesson by Emma Bryce with animation by Cabong Studios.

Follow this lesson with three related smart videos: Flu Attack! How A Virus Invades Your Body, Cell vs. virus: A battle for health, and Immunity and Vaccines Explained.

This award-winning video collection is reader-supported. Become a sustaining member to keep TKSST online and free for everyone, including teachers and parents who use it as a resource to spark learning and curiosity for kids.

Get smart curated videos delivered every week.    
Subscribe