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When Were Ice Skates Invented?

Lace up your skates and glide over to Wonderopolis today. It’s time for a history lesson on ice!

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When Were Ice Skates Invented?

How Do Streets Get Their Names?

Today’s Wonder of the Day will interest you whether you live on Artichoke Avenue or Licorice Lane!

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How Do Streets Get Their Names?

Who Invented Numbers?

We’ll get right to today’s Wonder of the Day in 3…2…1…

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Who Invented Numbers?

How Do You Connect the Dots?

Today’s Wonder of the Day starts at “1” and goes to “2” and then to “3” and then to…

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How Do You Connect the Dots?

What Is a Prime Number?

Today’s mathematical Wonder of the Day may have you counting 2, 3, 5, 7, 11, 13, 17, 19, 23, 29…

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What Is a Prime Number?

Why Do Graduates Wear Funny Hats?

It’s not a bowler or a cowboy hat, but it’s a fashion that’s all the rage this time of year. Join us in Wonderopolis today as we tip our hats to graduates around the world!

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Why Do Graduates Wear Funny Hats?

Does Music Help You With Math?

1, 2, 3, 4…music is in the air with today’s Wonder!

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Does Music Help You With Math?

How Will Future Astronauts Travel To Outer Space?

Can’t wait for today’s Wonder of the Day? Are you counting down the seconds? It’ll be here in t-minus 3… 2… 1…

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How Will Future Astronauts Travel To Outer Space?

What Animal Has the Best Hearing?

You might find this Wonder of the Day a little bit EARy!

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What Animal Has the Best Hearing?

What Is Welding?

One WELD-done Wonder of the Day, coming up!

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What Is Welding?

Who Was Theodor Geisel?

There’s nothing better than a steaming hot plate of green eggs and ham. Today’s Wonder of the Day is a recipe for rhyme!

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Who Was Theodor Geisel?

How Is Addition Like Subtraction?

We think today’s Wonder of the Day adds up to a lot of fun and that you’ll take away some important knowledge!

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How Is Addition Like Subtraction?

How Does the Binary System Work?

We need help deciphering today's Wonder of the Day—it's all ones and zeroes!

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How Does the Binary System Work?

What Is the Pythagorean Theorem?

There are three sides to today’s geometric Wonder of the Day!

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What Is the Pythagorean Theorem?

What Is Diabetes?

Today’s Wonder of the Day takes a look at the not-so-sweet truth about a condition that affects millions of people.

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What Is Diabetes?

Why Is It Called "Old Faithful"?

Today’s Wonder of the Day is sure to make you gush! Let’s learn about geysers.

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Why Is It Called "Old Faithful"?

What Are You Made of?

You’re the star of today’s Wonder of the Day!

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What Are You Made of?

What Can You Study at a Trade School?

We wouldn’t TRADE today’s Wonder of the Day for anything!

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What Can You Study at a Trade School?

Who Was Confucius?

Today’s Wonder of the Day might clear up some CONFUCION!

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Who Was Confucius?

Why Is the Other Side of the Pillow Always Cooler?

Today’s Wonder of the Day is one of the coolest you’ll ever read!

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Why Is the Other Side of the Pillow Always Cooler?

Explore the World of Wonders

When Were Ice Skates Invented?

How Do Streets Get Their Names?

Who Invented Numbers?

How Do You Connect the Dots?

What Is a Prime Number?

Why Do Graduates Wear Funny Hats?

Does Music Help You With Math?

How Will Future Astronauts Travel To Outer Space?

What Animal Has the Best Hearing?

What Is Welding?

Who Was Theodor Geisel?

How Is Addition Like Subtraction?

How Does the Binary System Work?

What Is the Pythagorean Theorem?

What Is Diabetes?

Why Is It Called "Old Faithful"?

What Are You Made of?

What Can You Study at a Trade School?

Who Was Confucius?

Why Is the Other Side of the Pillow Always Cooler?

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SOCIAL STUDIES 643 Wonders

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TECHNOLOGY 292 Wonders

ARTS & CULTURE 565 Wonders

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