10:42

Food waste causes climate change. Here's how we stop it

Lesson duration 10:42

258,638 Views

04:56

Science & Technology

Why do we have leap years?

Lesson duration 04:56

433,618 Views

02:53

Teaching & Education

Why we should draw more (and photograph less)

Lesson duration 02:53

384,655 Views

04:19

Physical Fitness

What happens to your body when you start exercising regularly

Lesson duration 04:19

9,415,858 Views

03:24

Health

How much sleep do you actually need?

Lesson duration 03:24

11,508,804 Views

02:58

Health

What would happen if you stopped brushing your teeth?

Lesson duration 02:58

1,446,104 Views

09:13

Social Studies

The massacre of Tulsa's "Black Wall Street"

Lesson duration 09:13

4,895,737 Views

05:23

Nutrition

How Does It Grow? Cranberries

Lesson duration 05:23

6,183,939 Views

03:20

Nutrition

Why do we eat spoiled food?

Lesson duration 03:20

3,437,002 Views

04:24

History

Systemic racism explained

Lesson duration 04:24

4,397,014 Views

04:34

Science & Technology

What is echolocation?

Lesson duration 04:34

593,485 Views

48:39

Social Studies

Letter from Birmingham Jail - Martin Luther King, Jr.

Lesson duration 48:39

715,435 Views

06:50

Social Studies

Who was Nelson Mandela?

Lesson duration 06:50

1,228,244 Views

04:33

Science & Technology

What causes the phases of the moon?

Lesson duration 04:33

597,214 Views

05:03

Health

Myths you learned in health class

Lesson duration 05:03

541,073 Views

08:21

Public Health

How well do masks work?

Lesson duration 08:21

2,150,861 Views

02:38

Thinking & Learning

Am I Really A Visual Learner?

Lesson duration 02:38

302,269 Views

02:43

Health

Is binge watching bad for you?

Lesson duration 02:43

1,847,139 Views

04:03

Science & Technology

The physics of a pool vortex

Lesson duration 04:03

14,081,954 Views

05:09

Design, Engineering & Technology

How ingenious animals have engineered air conditioning

Lesson duration 05:09

870,185 Views

10:48

Motivation and Emotion

The surprising truth about what motivates us

Lesson duration 10:48

19,778,550 Views

05:51

Psychology

The importance of a breakdown

Lesson duration 05:51

3,489,816 Views

08:35

Science & Technology

Why you don’t hear about the ozone layer anymore

Lesson duration 08:35

9,505,260 Views

02:19

Social Studies

Why do we celebrate Groundhog Day?

Lesson duration 02:19

3,269,388 Views