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Do You Think 13 Is Unlucky?

Was that a black cat? Watch out! Whew! That was close. We hope we’re lucky enough to make it through this Wonder of the Day!

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Do You Think 13 Is Unlucky?

Who Invented the Candy Bar?

We bet you’ll love unwrapping today’s tasty Wonder of the Day!

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Who Invented the Candy Bar?

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 Many Donuts Are in a Baker’s Dozen?

Today’s Wonder of the Day features a little added bonus!

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How Many Donuts Are in a Baker’s Dozen?

What Makes Bloodhounds Good Detectives?

Today we’re hitting the trail with a four-legged pup that “nose” a thing or two about hide-and-seek.

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What Makes Bloodhounds Good Detectives?

Do Hummingbirds Really Hum?

Fly over to Wonderopolis today for a Wonder of the Day that will have you humming a new tune!

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Do Hummingbirds Really Hum?

What Does "Top Secret" Mean?

Shhh! Can you keep a secret? We hope so. Sneak on over to Wonderopolis for a Wonder of the Day that’s for your eyes only!

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What Does "Top Secret" Mean?

When Is Your Half Birthday?

If you think you know what today’s Wonder of the Day is about, you don’t know the half of it!

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When Is Your Half Birthday?

Who Made the American Flag?

Get ready! Today’s Wonder of the Day might leave you seeing stars…and stripes…forever!

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Who Made the American Flag?

Who Wrote the National Anthem?

Feeling patriotic? Warm up your vocal cords and wave the flag. It’s time to sing the praises of your nation today in Wonderopolis!

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Who Wrote the National Anthem?

Is It Bad Luck to Open an Umbrella Indoors?

Down on your luck? Watch out for ladders, black cats, broken mirrors, and more today in Wonderopolis!

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Is It Bad Luck to Open an Umbrella Indoors?

Who Was Hans Christian Andersen?

If you love fairy tales, you’re going to love today’s Wonder of the Day! Join us as we spend some time with little mermaids and ugly ducklings!

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Who Was Hans Christian Andersen?

Where’s the Best Tree House?

Today’s Wonder of the Day will have you climbing to new heights!

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Where’s the Best Tree House?

Who Invented the Cowboy Hat?

Howdy pardners! Saddle up your pony and trot on over to Wonderopolis to learn about the most famous hat in the Wild West.

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Who Invented the Cowboy Hat?

Where in the World Is Turkey?

You’re sure to gobble up today’s Wonder of the Day!

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Where in the World Is Turkey?

What Is Couscous?

Come hungry to Wonderopolis today. We’ll taste a food that’s popular in Northern Africa!

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What Is Couscous?

Which Bat Is Best?

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

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Which Bat Is Best?

Can You Ski in Hawaii?

Join us in Wonderopolis today as we search for the world’s tallest mountain!

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Can You Ski in Hawaii?

Who Was Johann Sebastian Bach?

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

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Who Was Johann Sebastian Bach?

What's Your Favorite Ice Cream Flavor?

I scream! You scream! We all scream for today’s delicious Wonder of the Day!

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What's Your Favorite Ice Cream Flavor?

Explore the World of Wonders

Do You Think 13 Is Unlucky?

Who Invented the Candy Bar?

What Is a Prime Number?

How Many Donuts Are in a Baker’s Dozen?

What Makes Bloodhounds Good Detectives?

Do Hummingbirds Really Hum?

What Does "Top Secret" Mean?

When Is Your Half Birthday?

Who Made the American Flag?

Who Wrote the National Anthem?

Is It Bad Luck to Open an Umbrella Indoors?

Who Was Hans Christian Andersen?

Where’s the Best Tree House?

Who Invented the Cowboy Hat?

Where in the World Is Turkey?

What Is Couscous?

Which Bat Is Best?

Can You Ski in Hawaii?

Who Was Johann Sebastian Bach?

What's Your Favorite Ice Cream Flavor?

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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