Lessons

05:02

Public Health

Why do we have to wear sunscreen?

Lesson duration 05:02

2,515,740 Views

04:16

Science & Technology

The fascinating physics of boat wakes

Lesson duration 04:16

517,110 Views

04:55

Social Studies

How did ancient civilizations make ice cream?

Lesson duration 04:55

2,575,851 Views

06:06

Science & Technology

How do heat waves affect your body?

Lesson duration 06:06

1,617,229 Views

03:32

Earth and Space Science

Does aloe vera really treat a sunburn?

Lesson duration 03:32

407,942 Views

04:43

Science & Technology

Why mosquitoes bite some people more than others

Lesson duration 04:43

1,871,007 Views

05:21

Science & Technology

Why are there two tides a day?

Lesson duration 05:21

579,761 Views

05:24

Design, Engineering & Technology

Why kids need to take more risks

Lesson duration 05:24

969,734 Views

05:26

Science & Technology

Why does smoke follow you around a fire?

Lesson duration 05:26

2,607,527 Views

03:47

Psychology

Why you should put down your cell phone and be here now - Renny Gleeson

Lesson duration 03:47

55,516 Views

05:26

Science & Technology

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

Lesson duration 05:26

3,015,920 Views

04:48

Health

Why do we sweat?

Lesson duration 04:48

1,441,483 Views

05:53

Science & Technology

The strangest summer in recorded history

Lesson duration 05:53

632,713 Views

05:09

Design, Engineering & Technology

How ingenious animals have engineered air conditioning

Lesson duration 05:09

872,880 Views

03:54

Public Health

What happens when you get heat stroke?

Lesson duration 03:54

1,930,751 Views