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Wonderopolis

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Why Do Countries Have Borders?

Today’s Wonder of the Day BORDERs on greatness!

#2818

Why Do Countries Have Borders?
Do Hummingbirds Really Hum?

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

#556

Do Hummingbirds Really Hum?
Can We Create a Sun?

Today’s Wonder of the Day puts us in a SUNny mood!

#2704

Can We Create a Sun?