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Are Frogs and Toads the Same?

Leap on over to Wonderopolis today and hang out at our pad. If you don’t, you’ll be green with envy. And we’ll say, “We toad you so!”

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Are Frogs and Toads the Same?
Why Do We Round Numbers?

You can count on today’s Wonder of the Day to help you make some accurate guesses!

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Why Do We Round Numbers?
Have You Ever Played Jai Alai?

Join us in Wonderopolis today as we learn about “the fastest sport in the world!”

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Have You Ever Played Jai Alai?
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?
Who Is Uncle Sam?

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

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Who Is Uncle Sam?
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?