05:45

Social Studies

How to be fearless in the face of authoritarianism - Sviatlana Tsikhanouskaya

Lesson duration 05:45

109,251 Views

04:52

Nutrition

What would happen if you didn’t drink water?

Lesson duration 04:52

23,401,330 Views

09:10

How to lead a conversation between people who disagree - Eve Pearlman

Lesson duration 09:10

168,159 Views

05:26

Science & Technology

What happens if you cut down all of a city's trees?

Lesson duration 05:26

2,931,073 Views

04:54

Design, Engineering & Technology

How does an air conditioner actually work?

Lesson duration 04:54

592,054 Views

13:22

Psychology

Why you should define your fears instead of your goals

Lesson duration 13:22

4,731,907 Views

06:21

Environmental Science

Can the ocean run out of oxygen?

Lesson duration 06:21

829,724 Views

04:40

Literature & Language

How can you change someone's mind? (hint: facts aren't always enough)

Lesson duration 04:40

2,246,734 Views

05:26

Health

How does alcohol make you drunk?

Lesson duration 05:26

9,682,592 Views

11:38

Thinking & Learning

Why you think you're right — even if you're wrong

Lesson duration 11:38

2,298,566 Views

05:10

Nutrition

How the food you eat affects your gut

Lesson duration 05:10

7,003,366 Views

04:37

Health

What would happen if everyone stopped eating meat tomorrow?

Lesson duration 04:37

1,354,595 Views

04:57

Design, Engineering & Technology

Could we build a wooden skyscraper?

Lesson duration 04:57

1,431,081 Views

15:33

Psychology

A 3-step guide to believing in yourself - Sheryl Lee Ralph

Lesson duration 15:33

1,414,894 Views

05:03

Life Sciences

How sugar affects the brain

Lesson duration 05:03

18,949,685 Views