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What Is a Prime Number?

Today’s mathematical Wonder of the Day may have you counting 2, 3, 5, 7, 11, 13, 17, 19, 23, 29…

#190

What Is a Prime Number?

What Are the 12 Days of Christmas?

We’ve got a dozen reasons why you should visit Wonderopolis today!

#1816

What Are the 12 Days of Christmas?

How Can You Be a Human Compass?

If I’m here and you’re there...where is over there?

#7

How Can You Be a Human Compass?

Do Horses Sleep Standing Up?

Can you imagine trying to sleep standing up? Sounds impossible, but it’s not…at least not for the animal featured in today's Wonder of the Day!

#56

Do Horses Sleep Standing Up?

Why Do Bananas Bruise?

Today’s Wonder of the Day is mainly yellow…but also a little black and blue!

#5

Why Do Bananas Bruise?

Who Came Up With Chewing Gum?

Today in Wonderopolis, learn what tree sap teaches us about blowing bubbles. The answer will blow your mind!

#12

Who Came Up With Chewing Gum?

How Old Is Soccer?

What’s black and white and rolls all over in the grass? We’re not talking about a happy Dalmatian. Find out today in Wonderopolis!

#16

How Old Is Soccer?

How Do Streets Get Their Names?

Today’s Wonder of the Day will interest you whether you live on Artichoke Avenue or Licorice Lane!

#2

How Do Streets Get Their Names?

What Is Hyperventilation?

You’ll want to take a nice, deep breath before you read today’s Wonder of the Day!

#2014

What Is Hyperventilation?

What Is a Totem Pole?

Visit the tribes who have created these special works of art and discover the important meaning behind totem poles.

#45

What Is a Totem Pole?

Where Was Abraham Lincoln Born?

Join us in Wonderopolis today as we say “Happy Birthday!” to President Abraham Lincoln and explore his old Kentucky home.

#132

Where Was Abraham Lincoln Born?

Who Was the First Person in Space?

Today’s Wonder of the Day is out of this world!

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Who Was the First Person in Space?

What Makes a Pyramid?

Did the Ancient Egyptians have a favorite shape? Find out today in Wonderopolis!

#461

What Makes a Pyramid?

When Did the New Year’s Eve Ball First Drop in Times Square?

If you come to Wonderopolis today, you’re sure to have a ball!

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When Did the New Year’s Eve Ball First Drop in Times Square?

What Is the Pythagorean Theorem?

There are three sides to today’s geometric Wonder of the Day!

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What Is the Pythagorean Theorem?

Who Created Frozen Pizza?

Mmmm! Can you smell that? Join us in Wonderopolis today as we defrost that frozen Frisbee and bake it into a tasty treat!

#154

Who Created Frozen Pizza?

What Is an Eagle?

Fore! With a stroke or two of luck, today’s Wonder of the Day will soar like it has wings.

#189

What Is an Eagle?

How Does the Binary System Work?

We need help deciphering today's Wonder of the Day—it's all ones and zeroes!

#1869

How Does the Binary System Work?

How Many Seconds Are In a Year?

We hope you have TIME to join us in Wonderopolis today. We’re counting on you!

#290

How Many Seconds Are In a Year?

Can You Count with Letters?

If you’re going to count down to today’s Wonder of the Day, you should start with X!

#853

Can You Count with Letters?

Explore the World of Wonders

What Is a Prime Number?

What Are the 12 Days of Christmas?

How Can You Be a Human Compass?

Do Horses Sleep Standing Up?

Why Do Bananas Bruise?

Who Came Up With Chewing Gum?

How Old Is Soccer?

How Do Streets Get Their Names?

What Is Hyperventilation?

What Is a Totem Pole?

Where Was Abraham Lincoln Born?

Who Was the First Person in Space?

What Makes a Pyramid?

When Did the New Year’s Eve Ball First Drop in Times Square?

What Is the Pythagorean Theorem?

Who Created Frozen Pizza?

What Is an Eagle?

How Does the Binary System Work?

How Many Seconds Are In a Year?

Can You Count with Letters?

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MATH 51 Wonders

SOCIAL STUDIES 643 Wonders

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TECHNOLOGY 292 Wonders

ARTS & CULTURE 565 Wonders

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