Wonderopolis

What Is the World’s Worst Weed?

Today’s Wonder of the Day is growing like a weed…and that’s not a good thing!

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What Is the World’s Worst Weed?
How Does a Sawfish Use Its Saw?

Today’s Wonder of the Day features an aquatic creature that cuts through the water with ease!

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How Does a Sawfish Use Its Saw?
What Is El Niño?

Prepare yourself! There’s some stormy weather in Wonderopolis today!

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What Is El Niño?
Where Is Shanghai?

Today’s Wonder of the Day is home to over 24 million people!

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Where Is Shanghai?
What’s the Difference Between Canoes and Kayaks?

You won’t want to be in today’s Wonder of the Day without a paddle!

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What’s the Difference Between Canoes and Kayaks?