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Explore Wonders | Find: 火博体育ios（网址:NBA88.COM）火博体育ios_火博体育ios_火博体育ios_LF2j2mFm2 | Wonderopolis

Wonderopolis

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.

#399

What Is a Spit Valve?
Who Is Uncle Sam?

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

#527

Who Is Uncle Sam?
Who Invented Emojis?

We think today’s Wonder of the Day will bring a SMILEY to your face…or computer screen!

#1969

Who Invented Emojis?
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?
How Do People Who Are Blind Use Computers and Other Technology?

Join us in Wonderopolis today as we take a look at technology without seeing it!

#1309

How Do People Who Are Blind Use Computers and Other Technology?
What Can You Mine with Minecraft?

Grab your building supplies and head to Wonderopolis to learn more about one of today’s most popular video games!

#1206

What Can You Mine with Minecraft?