05:29

Mathematics

Can you solve the human cannonball riddle?

Lesson duration 05:29

967,511 Views

05:14

Science & Technology

How to get better at video games, according to babies

Lesson duration 05:14

556,913 Views

05:06

Science & Technology

Where will you be able to live in 20 years?

Lesson duration 05:06

546,174 Views

06:19

Mathematics

Can you solve the rogue submarine riddle? Difficulty level: Master

Lesson duration 06:19

1,572,676 Views

05:55

Science & Technology

How we can detect pretty much anything

Lesson duration 05:55

327,076 Views

07:52

Thinking & Learning

Can you outsmart the slippery slope fallacy?

Lesson duration 07:52

1,044,801 Views

05:07

Thinking & Learning

Can you solve the giant spider riddle?

Lesson duration 05:07

3,153,113 Views

05:06

Science & Technology

The method that can "prove" almost anything

Lesson duration 05:06

842,142 Views

05:20

Mathematics

The paradox at the heart of mathematics: Gödel's Incompleteness Theorem

Lesson duration 05:20

3,883,016 Views

04:53

Thinking & Learning

Can you cheat death by solving this riddle?

Lesson duration 04:53

5,715,840 Views

05:38

Thinking & Learning

Can you solve the Trojan War riddle?

Lesson duration 05:38

2,738,786 Views

05:16

Design, Engineering & Technology

How one design flaw almost toppled a skyscraper

Lesson duration 05:16

882,976 Views

04:58

Health

How long should your naps be?

Lesson duration 04:58

5,534,592 Views

05:36

Design, Engineering & Technology

Demolition, disease, and death: Building the Panama Canal

Lesson duration 05:36

1,381,217 Views

05:03

Design, Engineering & Technology

How do wind turbines work?

Lesson duration 05:03

1,257,293 Views

04:59

Design, Engineering & Technology

Why are airplanes slower than they used to be?

Lesson duration 04:59

2,479,339 Views

05:40

Environmental Science

Whatever happened to acid rain?

Lesson duration 05:40

2,640,648 Views

05:20

Thinking & Learning

This tool will help improve your critical thinking

Lesson duration 05:20

6,789,928 Views

05:48

Thinking & Learning

Can you outsmart the apples and oranges fallacy?

Lesson duration 05:48

1,165,109 Views

05:02

Science & Technology

How much electricity does it take to power the world?

Lesson duration 05:02

434,485 Views

01:30

Thinking & Learning

How would you finish the sentence, “Imagine if…”?

Lesson duration 01:30

249,916 Views

05:27

Science & Technology

The material that could change the world... for a third time

Lesson duration 05:27

990,483 Views

05:06

Thinking & Learning

Can you solve the demon dance party riddle?

Lesson duration 05:06

1,780,359 Views

05:16

Science & Technology

How powerful is the world's biggest battery?

Lesson duration 05:16

658,654 Views