How well do masks work?
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Wearing a mask is a cheap and easy way to help stop the spread of airborne infections like COVID-19. It’s also a sign that you want to help protect other people and have them protect you… that we’re all in this together. It’s Okay To Be Smart shares a slow-motion imaging experiment to demonstrate why masks work.
Why does the fit and position of a mask matter?
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TED-Ed Best of Web are exceptional, user-created lessons that are carefully selected by volunteer teachers and TED-Ed staff.
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- Video created by Be Smart
- Lesson Plan created by Lauren McAlpine
