12:23

Are Tardigrades Really Indestructible?

11:20

Branches of Government Explained!

11:54

The Pit to Nowhere! - Uncovering the Mystery Behind Mel's Hole

14:52

What was the Bubonic Plague?

10:37

The Marshmallow Planet!

12:30

The Biggest Dinosaur that EVER Lived!

10:27

The Oldest Planet EVER Discovered!

12:23

Is Atlantis Real? Discover the Secrets of the Lost City

10:16

What is a Whirlpool?

12:02

The Planet Made of Mirrors!

10:10

Leaning Tower of Pisa - Lean or Fall? Unveiling the Truth

11:01

Kraken Facts!

12:22

The History of St. Patrick's Day!

13:26

The Biggest Black Hole in the Universe!

10:22

Axolotl Facts!

04:58

The Incredible Story of Bessie Coleman!

09:53

The Ghost Planet!

10:31

What is a Blizzard?

10:43

Giganotosaurus Facts!

13:05

The BIGGEST Star in the Universe!

10:46

Is the White House haunted?

10:04

What's inside AREA 51?

08:36

Concorde Facts!

12:39

Puffin Facts!

10:34

The Ice Planet!

12:00

Mount Rushmore Facts!

09:34

Mr. DeMaio Bloopers: Part 6!

16:39

Abraham Lincoln Facts!

09:26

The Mega Earth!

09:12

The History of Easter!

09:17

Titanoboa - The Biggest Snake that EVER Lived!

11:51

Loch Ness Monster Explained!

11:11

The History of Valentine's Day!

05:03

Yasuke the Black Samurai

09:23

What are Ice Volcanoes?

10:08

The History of Christmas Trees!

09:17

Bigfoot Explained!

11:30

Giant Squid Facts!

11:50

Bat Facts!

14:02

The Goblin Planet!

14:25

Roman Colosseum Facts!

12:59

The Fire Planet!

08:22

What is Acid Rain?

21:55

Walt Disney Facts!

12:22

Spinosaurus Facts!

13:14

Is there a Planet 9?

13:45

Super Saturn Facts!

12:03

Velociraptor Facts!

06:26

The Incredible Story of Matthew Henson!

06:30

The Incredible Story of Robert Smalls!

00:44

Mr. DeMaio's Major Announcement!!!

04:56

James Webb Telescope Explained

21:20

Mr. DeMaio's 100th Video Spectacular!

02:11

What is Pants Music Video!

13:26

The History of Christmas!

10:13

Mr. DeMaio Bloopers: Part 5!

11:21

5 Scary Noises Scientists Can't Explain!

01:50

Five Oceans Song!

14:35

The Mysterious Object in Space!

08:33

How to Tell Time!