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Wonderopolis

When Were Ice Skates Invented?

Lace up your skates and glide over to Wonderopolis today. It’s time for a history lesson on ice!

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When Were Ice Skates Invented?
What Are You Made of?

You’re the star of today’s Wonder of the Day!

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What Are You Made of?
What Animal Has the Best Hearing?

You might find this Wonder of the Day a little bit EARy!

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What Animal Has the Best Hearing?
Why Is It Called "Old Faithful"?

Today’s Wonder of the Day is sure to make you gush! Let’s learn about geysers.

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Why Is It Called "Old Faithful"?
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?
Why Is the Other Side of the Pillow Always Cooler?

Today’s Wonder of the Day is one of the coolest you’ll ever read!

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Why Is the Other Side of the Pillow Always Cooler?
Who Was Confucius?

Today’s Wonder of the Day might clear up some CONFUCION!

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Who Was Confucius?
How Can You Become a Better Reader?

On your mark…get set…go! Today’s Wonder of the Day will fly by faster than you can imagine. Are you ready to speed into the record books?

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How Can You Become a Better Reader?
Who Is Uncle Sam?

Today’s Wonder of the Day features everyone’s favorite uncle!

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Who Is Uncle Sam?
What Is a Spit Valve?

We don’t mean to toot our own horn, but we think today’s Wonder of the Day will be music to your ears.

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What Is a Spit Valve?
How Do Mood Rings Work?

We hope you’re in the mood for an interesting Wonder of the Day today!

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How Do Mood Rings Work?