Wonderopolis

Why Is the Sky Blue?

The color of the day is blue, and today we’re investigating what gives the sky its signature color!

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Why Is the Sky Blue?

How Do Fish Breathe Underwater?

Today we’re diving in to explore the watery world of fish.

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How Do Fish Breathe Underwater?

What Is a Swallow?

Gulp! Return with us to Wonderopolis today to enjoy a Wonder of the Day that we hope won’t be too hard to swallow!

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What Is a Swallow?

How Can Spare Change Make a Big Difference?

Did you know you can turn plain change into positive change? You don’t need magic, just a big heart.

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How Can Spare Change Make a Big Difference?

What Is an Almanac?

You don’t have to be a farmer to enjoy these tips and tidbits. Head to Wonderopolis to flip through the history of The Old Farmer’s Almanac!

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What Is an Almanac?

What Is Anesthesia?

Don’t worry, today’s Wonder of the Day won’t hurt a bit. We swear. You won’t feel a thing. Seriously! Read on if you don’t believe us!

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What Is Anesthesia?

Who Was Clara Barton?

Do you believe in angels? Join us in Wonderopolis today to meet the woman Civil War soldiers called “the angel of the battlefield.”

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Who Was Clara Barton?

How Do Teachers Get To Be So Smart?

Today’s Wonder of the Day pays tribute to some of the smartest people we know. Join us and you just might learn a thing or two…

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How Do Teachers Get To Be So Smart?

What Is a Letter Writing Campaign?

Get ready to make your voice heard! Grab a pen — Wonderopolis is taking you on a letter writing mission.

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What Is a Letter Writing Campaign?

Do Chickens Have Fingers?

We hope you’re not too chicken to visit Wonderopolis today. The Wonder of the Day is poultry in motion!

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Do Chickens Have Fingers?

Why Do Ants Think They're Invited To Picnics?

Picnic basket? Check! Blanket? Check! Ants? Probably! Wonder why? Find out in Wonderopolis!

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Why Do Ants Think They're Invited To Picnics?

What Is a Barista?

Wake up to a hot new Wonder of the Day today! We’re brewing up something special just for you.

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What Is a Barista?

Does a Praying Mantis Really Pray?

We pray that today’s Wonder of the Day won’t bug you too much!

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Does a Praying Mantis Really Pray?

What Makes Your Brain Wake Up?

Wake up, sleepy head! It’s time for today’s Wonder of the Day!

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What Makes Your Brain Wake Up?

What Is Pi?

Pies are square? Join us in Wonderopolis today as we slice into a mathematical concept that will leave you hungry for more!

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What Is Pi?

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?

How Many Seconds Are In a Year?

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

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How Many Seconds Are In a Year?

Why Do Dogs Have Wet Noses?

Today’s Wonder of the Day takes a closer look at a good sniffer!

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Why Do Dogs Have Wet Noses?

What Is Static Electricity?

Hats off to the power of static electricity. It’s totally shocking!

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What Is Static Electricity?

Do All Trains Run Aboveground?

All aboard! Today’s Wonder of the Day will take you on a ride deep, deep underground!

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Do All Trains Run Aboveground?

Explore the World of Wonders

Why Is the Sky Blue?

How Do Fish Breathe Underwater?

What Is a Swallow?

How Can Spare Change Make a Big Difference?

What Is an Almanac?

What Is Anesthesia?

Who Was Clara Barton?

How Do Teachers Get To Be So Smart?

What Is a Letter Writing Campaign?

Do Chickens Have Fingers?

Why Do Ants Think They're Invited To Picnics?

What Is a Barista?

Does a Praying Mantis Really Pray?

What Makes Your Brain Wake Up?

What Is Pi?

How Did the Months of the Year Get Their Names?

How Many Seconds Are In a Year?

Why Do Dogs Have Wet Noses?

What Is Static Electricity?

Do All Trains Run Aboveground?

SCIENCE 911 Wonders

MATH 30 Wonders

SOCIAL STUDIES 385 Wonders

LANGUAGE ARTS 113 Wonders

TECHNOLOGY 213 Wonders

ARTS & CULTURE 393 Wonders

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