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Why Do People Kiss Under Mistletoe?

Uncover the history behind the plant in the doorway and its power to make people pucker up.

#80

Why Do People Kiss Under Mistletoe?

How Does a Camera Work?

Calling all shutterbugs! Check out the view. Today’s Wonder is picture perfect.

#91

How Does a Camera Work?

What Is a Supernova?

Today’s Wonder of the Day isn’t just super...it’s a supernova! Join us for a journey through outer space to see what happens when stars run out of fuel.

#94

What Is a Supernova?

What Happened to Zealandia?

We hope you brought your scuba suit! Today’s Wonder of the Day takes us deep into the sea.

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What Happened to Zealandia?

Why Do Pianos Have 88 Keys?

Today’s Wonder of the Day is all about the ebonies and the ivories!

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Why Do Pianos Have 88 Keys?

How Many Times Does Your Heart Beat in a Lifetime?

You just can’t BEAT today’s Wonder of the Day!

#1272

How Many Times Does Your Heart Beat in a Lifetime?

What Is an Almanac?

You don’t have to be a farmer to enjoy these tips and tidbits. Head to Wonderopolis to flip through the history of The Old Farmer’s Almanac!

#86

What Is an Almanac?

Where Does French Toast Come From?

Today we’re toasting a breakfast treat with a mistaken identity. It’s delicious for sure, but surprisingly not French.

#88

Where Does French Toast Come From?

What Is a Patent?

Calling all inventors! We're taking a field trip to the patent office to find out how you can protect your next bright idea.

#99

What Is a Patent?

Why Do People Make New Year’s Resolutions?

In today’s Wonder of the Day, we say goodbye to a year gone by and welcome the promises of a new year ahead!

#90

Why Do People Make New Year’s Resolutions?

Are Frogs and Toads the Same?

Leap on over to Wonderopolis today and hang out at our pad. If you don’t, you’ll be green with envy. And we’ll say, “We toad you so!”

#188

Are Frogs and Toads the Same?

Why Do You Get Ice Cream Headaches?

Get the full scoop on a real pain in the head!

#92

Why Do You Get Ice Cream Headaches?

What Is a Dog Sled?

Gee! Haw! Whoa! Today Wonderopolis gets a bit mush-y as we hit the trail with man’s best friend.

#81

What Is a Dog Sled?

Do You See a Face on the Moon?

FACE it! This Wonder of the Day is one of the best yet.

#2680

Do You See a Face on the Moon?

Who Were the Brothers Grimm?

Today’s Wonder of the Day features a fairy-tale ending!

#1828

Who Were the Brothers Grimm?

What Are Baseballs Made of?

We think you’ll have a ball reading today’s Wonder of the Day!

#2073

What Are Baseballs Made of?

Have You Ever Had a Frog In Your Throat?

Ribbit! Croak! Those are just two of the words you may be saying after reading this Wonder of the Day.

#338

Have You Ever Had a Frog In Your Throat?

How Hot Is Lukewarm?

Today’s Wonder of the Day isn’t really that hot…or cold.

#610

How Hot Is Lukewarm?

What Was the Great Molasses Flood?

Today’s Wonder of the Day is a FLOOD of information!

#2696

What Was the Great Molasses Flood?

How Does a Wetsuit Work?

Today’s Wonder of the Day is all wet, but you’ll stay toasty and warm!

#2104

How Does a Wetsuit Work?

Explore the World of Wonders

Why Do People Kiss Under Mistletoe?

How Does a Camera Work?

What Is a Supernova?

What Happened to Zealandia?

Why Do Pianos Have 88 Keys?

How Many Times Does Your Heart Beat in a Lifetime?

What Is an Almanac?

Where Does French Toast Come From?

What Is a Patent?

Why Do People Make New Year’s Resolutions?

Are Frogs and Toads the Same?

Why Do You Get Ice Cream Headaches?

What Is a Dog Sled?

Do You See a Face on the Moon?

Who Were the Brothers Grimm?

What Are Baseballs Made of?

Have You Ever Had a Frog In Your Throat?

How Hot Is Lukewarm?

What Was the Great Molasses Flood?

How Does a Wetsuit Work?

SCIENCE 1252 Wonders

MATH 51 Wonders

SOCIAL STUDIES 643 Wonders

LANGUAGE ARTS 162 Wonders

TECHNOLOGY 292 Wonders

ARTS & CULTURE 565 Wonders

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