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What Makes Popcorn Pop?

Butter? Check! Salt? Check! Movie? Check! Now what are we missing…? Visit Wonderopolis today to find out!

#20

What Makes Popcorn Pop?

Can You Travel the World Without Leaving Home?

Today's Wonder of the Day will have you traveling all over the world...without ever leaving home!

#10

Can You Travel the World Without Leaving Home?

How Many Hot Dogs Can You Eat In 10 Minutes?

We sure hope you’re hungry. Today’s Wonder of the Day is sure to fill you up!

#273

How Many Hot Dogs Can You Eat In 10 Minutes?

How Powerful Is Stomach Acid?

Today’s Wonder of the Day might be a bit hard to stomach!

#1373

How Powerful Is Stomach Acid?

What Is a Cyberbully?

Join us in Wonderopolis today to learn more about being a good online citizen!

#1908

What Is a Cyberbully?

What Is Digital Citizenship?

If you’re joining us in Wonderopolis today, you’d better be on your best online behavior!

#2004

What Is Digital Citizenship?

How Is Shampoo Different Than Soap?

Rub a dub dub! Today’s Wonder of the Day helps you clean your hair in the tub!

#2223

How Is Shampoo Different Than Soap?

Is Acid Rain Dangerous?

It’s raining, it’s pouring! Let’s WONDER together today about a different kind of rain—acid rain—and how it affects everything!

#2940

Is Acid Rain Dangerous?

Do Vultures Get Belly Aches?

Caution! Today’s Wonder of the Day is pretty foul!

#1791

Do Vultures Get Belly Aches?

How Much of Our Brains Do We Use?

Today’s Wonder of the Day will really put your brain to the test!

#1610

How Much of Our Brains Do We Use?

How Is a $1 Bill Made?

Don’t pass the buck. Head directly to Wonderopolis for a wonder that makes a lot of cents (a hundred of them, to be exact)!

#158

How Is a $1 Bill Made?

Can You Count on the Census?

Today’s Wonder of the Day makes sense to us, because we know how to count!

#517

Can You Count on the Census?

How Many People Use the Internet?

If you’re reading this on your computer right now, you’ll be counted in today’s Wonder of the Day!

#1328

How Many People Use the Internet?

Why Do You Blink?

Today’s wonder is a real eye-opener. You do this 600-1200 times each hour without thinking. What can it be? Check out today's Wonder to find out.

#1189

Why Do You Blink?

Is Taffy Really Made With Salt Water?

Can’t wait to sea what today’s Wonder of the Day is all about? We’ll give you a hint: It’s sweet and stretchy!

#325

Is Taffy Really Made With Salt Water?

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?

Who Is Sandra Cisneros?

Learn about a talented author in today’s Wonder of the Day!

#2809

Who Is Sandra Cisneros?

Why Do You Have To Go To Bed Before Dark?

If you want to be prepared for the Wonder of the Day, you need to get a good night’s sleep. Time for bed!

#316

Why Do You Have To Go To Bed Before Dark?

What Is the Giant Magellan Telescope?

If you’re joining us in Wonderopolis today, set your sights on the stars!

#2197

What Is the Giant Magellan Telescope?

Why Is Sand or Salt Put On Roads When It Snows?

You may want to take today’s Wonder of the Day with a grain of salt. It won’t break the ice, but it will melt it!

#103

Why Is Sand or Salt Put On Roads When It Snows?

Explore the World of Wonders

What Makes Popcorn Pop?

Can You Travel the World Without Leaving Home?

How Many Hot Dogs Can You Eat In 10 Minutes?

How Powerful Is Stomach Acid?

What Is a Cyberbully?

What Is Digital Citizenship?

How Is Shampoo Different Than Soap?

Is Acid Rain Dangerous?

Do Vultures Get Belly Aches?

How Much of Our Brains Do We Use?

How Is a $1 Bill Made?

Can You Count on the Census?

How Many People Use the Internet?

Why Do You Blink?

Is Taffy Really Made With Salt Water?

How Do You Listen to Music?

Who Is Sandra Cisneros?

Why Do You Have To Go To Bed Before Dark?

What Is the Giant Magellan Telescope?

Why Is Sand or Salt Put On Roads When It Snows?

SCIENCE 1252 Wonders

MATH 51 Wonders

SOCIAL STUDIES 643 Wonders

LANGUAGE ARTS 162 Wonders

TECHNOLOGY 292 Wonders

ARTS & CULTURE 565 Wonders

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