05:03

Mathematics

Can you solve the buried treasure riddle?

369,988 views

06:01

Mathematics

Can you solve the seven planets riddle?

826,281 views

04:23

Mathematics

The coin flip conundrum

346,866 views

05:26

Mathematics

Can you solve the dark coin riddle?

1,119,007 views

04:47

Mathematics

Can you solve the egg drop riddle?

1,820,779 views

04:30

Mathematics

Where do math symbols come from?

668,075 views

04:43

Social Studies

A brief history of banned numbers

790,578 views

04:01

Mathematics

Can you find the next number in this sequence?

425,643 views

04:50

Thinking & Learning

Can you solve the fish riddle?

2,732,626 views

05:13

Thinking & Learning

Can you solve the virus riddle?

3,264,852 views

04:37

Psychology

Why do people get so anxious about math?

587,561 views

05:08

Mathematics

A brief history of numerical systems

351,102 views

04:30

Mathematics

How high can you count on your fingers? (Spoiler: much higher than 10)

1,395,120 views

04:39

Thinking & Learning

What's the fastest way to alphabetize your bookshelf?

1,489,718 views

04:19

Mathematics

Can you solve the river crossing riddle?

2,906,670 views

04:52

Mathematics

Can you solve the prisoner boxes riddle?

5,083,182 views

04:41

Mathematics

What is a vector?

366,963 views

04:39

Mathematics

How the Königsberg bridge problem changed mathematics

489,529 views

02:28

Mathematics

How to visualize one part per million

258,039 views

05:08

Mathematics

Why the metric system matters

2,518,992 views

04:08

Mathematics

Can you solve the passcode riddle?

5,157,297 views

04:41

Mathematics

Making sense of irrational numbers

493,286 views

04:36

Mathematics

The origin of countless conspiracy theories

741,660 views

03:50

Mathematics

Can you solve the locker riddle?

5,479,234 views