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Why Do Some Eggs Have Two Yolks?

Join us in Wonderopolis today to help us eggs-plore a mystery!

#8

Why Do Some Eggs Have Two Yolks?

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?

How Do You Listen to Music?

We believe today’s Wonder of the Day will be music to your ears!

#1008

How Do You Listen to Music?

Why Did They Put the Alphabet in Math?

We’re combining the ABCs with the one, two, threes in today’s Wonder of the Day!

#2854

Why Did They Put the Alphabet in Math?

How Did the Months of the Year Get Their Names?

Today’s wonder features a daily dozen you use all year long. Find out how the months got their names!

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How Did the Months of the Year Get Their Names?

Did a Cow Start the Great Chicago Fire?

Be sure to read today’s Wonder of the Day before it goes up in flames!

#1290

Did a Cow Start the Great Chicago Fire?

Can the Fountain Of Youth Make You Younger?

Most children can’t wait to get older, but parents often wish they could turn back the hands of time. Join us as we take a dip in the Fountain of Youth!

#187

Can the Fountain Of Youth Make You Younger?

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?

Why Do Elephants Have Big Ears?

Check out today’s Wonder of the Day to learn more about a special animal who has a built-in air conditioning system on the sides of its head!

#1199

Why Do Elephants Have Big Ears?

Where in the World Is Myanmar?

Today’s Wonder of the Day takes you on a fantastic voyage to Southeast Asia!

#1148

Where in the World Is Myanmar?

Where Is the Emerald Isle?

Today’s Wonder of the Day will take you to a place some might call the green island!

#1418

Where Is the Emerald Isle?

Why Do We Round Numbers?

You can count on today’s Wonder of the Day to help you make some accurate guesses!

#1942

Why Do We Round Numbers?

Have You Ever Had a Frog In Your Throat?

Ribbit! Croak! Those are just two of the words you may be saying after reading this Wonder of the Day.

#338

Have You Ever Had a Frog In Your Throat?

Why Is the Liberty Bell Cracked?

Today’s historic Wonder of the Day will crack you up!

#351

Why Is the Liberty Bell Cracked?

Have You Ever Tasted Mochi?

Today’s Wonder of the Day features a soft and chewy Japanese treat!

#2291

Have You Ever Tasted Mochi?

How Big Can a Dog Get?

Today’s Wonder is PAW-fect!

#2898

How Big Can a Dog Get?

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?

Where Is Malaysia Airlines Flight 370?

This Wonder of the Day is just PLANE mysterious!

#2670

Where Is Malaysia Airlines Flight 370?

What Is a Siesta?

Today’s Wonder of the Day — *yawn* — is all about the letter “zzzzzzzzzzzzzz.”

#304

What Is a Siesta?

How Much Is a Sand Dollar Worth?

Join us in Wonderopolis today as we dive under the sea in search of money!

#830

How Much Is a Sand Dollar Worth?

Explore the World of Wonders

Why Do Some Eggs Have Two Yolks?

What Is a Prime Number?

How Do You Listen to Music?

Why Did They Put the Alphabet in Math?

How Did the Months of the Year Get Their Names?

Did a Cow Start the Great Chicago Fire?

Can the Fountain Of Youth Make You Younger?

Where Was Abraham Lincoln Born?

Why Do Elephants Have Big Ears?

Where in the World Is Myanmar?

Where Is the Emerald Isle?

Why Do We Round Numbers?

Have You Ever Had a Frog In Your Throat?

Why Is the Liberty Bell Cracked?

Have You Ever Tasted Mochi?

How Big Can a Dog Get?

How Does the Binary System Work?

Where Is Malaysia Airlines Flight 370?

What Is a Siesta?

How Much Is a Sand Dollar Worth?

SCIENCE 1252 Wonders

MATH 51 Wonders

SOCIAL STUDIES 643 Wonders

LANGUAGE ARTS 162 Wonders

TECHNOLOGY 292 Wonders

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