06:48

Science & Technology

Is height all in your genes?

Lesson duration 06:48

4,368,001 Views

04:56

Literature & Language

Why should you read Edgar Allan Poe?

Lesson duration 04:56

2,373,832 Views

03:33

Physical Science

Why 350°F is the magic number for baking

Lesson duration 03:33

1,301,145 Views

05:22

Science & Technology

What would happen if every human suddenly disappeared?

Lesson duration 05:22

5,022,233 Views

03:31

Earth and Space Science

The tallest lifeforms of all time

Lesson duration 03:31

3,818,735 Views

05:21

Health

How do cigarettes affect the body?

Lesson duration 05:21

18,330,029 Views

05:43

Social Studies

Is there any truth to the King Arthur legends?

Lesson duration 05:43

3,091,896 Views

07:04

Design, Engineering & Technology

Why danger symbols can’t last forever

Lesson duration 07:04

8,397,411 Views

05:18

Mathematics

Can you solve the rebel supplies riddle?

Lesson duration 05:18

2,917,051 Views

06:07

Science & Technology

What is the universe expanding into?

Lesson duration 06:07

1,810,185 Views

02:54

Health

Is sitting too close to the TV really bad for you?

Lesson duration 02:54

256,385 Views

12:00

Social Studies

What I learned as a prisoner in North Korea - Euna Lee

Lesson duration 12:00

2,989,164 Views

14:13

How language shapes the way we think - Lera Boroditsky

Lesson duration 14:13

13,818,719 Views

04:44

Psychology

The surprising link between stress and memory

Lesson duration 04:44

1,281,357 Views

05:31

Literature & Language

Why should you read "One Hundred Years of Solitude"?

Lesson duration 05:31

3,855,382 Views

04:19

Psychology

What is imposter syndrome and how can you combat it?

Lesson duration 04:19

4,632,086 Views

05:08

Mathematics

Can you solve the Leonardo da Vinci riddle?

Lesson duration 05:08

4,210,541 Views

05:12

Social Studies

Why is Aristophanes called "The Father of Comedy"?

Lesson duration 05:12

841,559 Views

18:32

Psychology

Why I'm done trying to be "man enough" - Justin Baldoni

Lesson duration 18:32

3,601,698 Views

04:58

Literature & Language

Zen kōans: unsolvable enigmas designed to break your brain

Lesson duration 04:58

3,047,452 Views

17:25

Teaching & Education

How teachers can help kids find their political voices - Sydney Chaffee

Lesson duration 17:25

100,048 Views

04:53

History

What really happened to the Library of Alexandria?

Lesson duration 04:53

2,803,045 Views

03:46

Health

The most extreme births in the animal kingdom

Lesson duration 03:46

14,902,798 Views

05:20

Social Studies

How the Normans changed the history of Europe

Lesson duration 05:20

3,314,176 Views