Skip to main content

How does herd immunity work?

605,197 Views

7,966 Questions Answered

Best of Web

Let’s Begin…

Since the start of the coronavirus COVID-19 pandemic, the term “herd immunity” has been all over the news. But what does it really mean? It’s Okay To Be Smart uses mousetraps and ping-pong balls to show how it works.

About TED-Ed Best of Web

TED-Ed Best of Web are exceptional, user-created lessons that are carefully selected by volunteer teachers and TED-Ed staff.

Meet The Creators

More from The World's People and Places