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How Many Bridges Cross the Amazon River?
If you’re coming to Wonderopolis today, you’d better bring a boat!
How Many Bridges Cross the Amazon River?
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Why Are Cats’ Tongues Rough?
Today’s Wonder of the Day is really the cat’s meow!
Why Are Cats’ Tongues Rough?
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Were Dire Wolves Real?
We hope you’re ready to WOLF down another great Wonder of the Day!
Were Dire Wolves Real?
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Who Was Joseph Haydn?
Where has this great Wonder of the Day been HAYDN?
Who Was Joseph Haydn?