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Which Bat Is Best?

Step up to the plate with us as we investigate baseball bats and celebrate the World Series Wonderopolis-style!

Which Bat Is Best?

What Is an Acrostic Poem?

Calling all poets! Line up and report to Wonderopolis immediately! It’s time to craft a poem with a not-so-hidden message.

#169

What Is an Acrostic Poem?

How Long Is a Marathon?

Are you ready for the long haul? Load up on carbohydrates, drink plenty of water, and get ready to run! Today’s Wonder of the Day may wear you out…

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How Long Is a Marathon?

Do All Heroes Have Superpowers?

Today, Wonderopolis takes a look at everyday people thrust into extraordinary situations.

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Do All Heroes Have Superpowers?

Can You Train a Goldfish?

Today in Wonderopolis, check out the little gold guy swimming around the bowl. He may be smarter than you think.

#18

Can You Train a Goldfish?

What Are Wisdom Teeth?

Tomorrow in Wonderopolis, we’ll brush up on the history of the wisest teeth in the mouth!

#32

What Are Wisdom Teeth?

What Causes Asthma Attacks?

Today's Wonder of the Day might leave you breathless, and not in a good way!

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What Causes Asthma Attacks?

What Is a Dromedary?

Today’s Wonder of the Day will leave you thirsty for more!

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What Is a Dromedary?

Why Do We Dream?

Get ready to catch some zzzzzs and drift off into a dream world with Wonderopolis.

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Why Do We Dream?

Why Is the Liberty Bell Cracked?

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

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Why Is the Liberty Bell Cracked?

Who Invented the Hula Hoop?

Head to Wonderopolis today to join all the movers and shakers for a hoopin’ good time!

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Who Invented the Hula Hoop?

What Is Veterans Day?

Today in Wonderopolis, meet the brave and heroic men and women we call veterans!

#39

What Is Veterans Day?

Is a Gob More Than a Smidgen?

We’re cooking up a tasty Wonder of the Day today with just a dash of whimsy and a pinch of delight!

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Is a Gob More Than a Smidgen?

Do Prairie Dogs Bark?

Today’s Wonder of the Day will head to town to look for little houses on the prairie!

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Do Prairie Dogs Bark?

What Was the Spanish–American War?

Have you ever wondered what the shortest war in American history was? In today’s Wonder of the Day, we learn about the shortest war in American history!

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What Was the Spanish–American War?

Who Invented Basketball?

Dribble on over to Wonderopolis today for a high-fivin’, slam-dunkin’ Wonder of the Day that’s sure to score with sports fans!

#166

Who Invented Basketball?

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…

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What Is a Prime Number?

How Fast Can a Tank Move?

Make tracks over to Wonderopolis today for a Wonder of the Day that’ll leave you saying, “Tanks a lot!”

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How Fast Can a Tank Move?

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!

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Is Taffy Really Made With Salt Water?

Why Can’t Some People Eat Peanuts?

You may think we’re nuts, but — believe it or not — some people might be allergic to today’s Wonder of the Day!

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Why Can’t Some People Eat Peanuts?

Explore the World of Wonders

Which Bat Is Best?

What Is an Acrostic Poem?

How Long Is a Marathon?

Do All Heroes Have Superpowers?

Can You Train a Goldfish?

What Are Wisdom Teeth?

What Causes Asthma Attacks?

What Is a Dromedary?

Why Do We Dream?

Why Is the Liberty Bell Cracked?

Who Invented the Hula Hoop?

What Is Veterans Day?

Is a Gob More Than a Smidgen?

Do Prairie Dogs Bark?

What Was the Spanish–American War?

Who Invented Basketball?

What Is a Prime Number?

How Fast Can a Tank Move?

Is Taffy Really Made With Salt Water?

Why Can’t Some People Eat Peanuts?

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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