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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.

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Why Do People Kiss Under Mistletoe?

Do Reindeer Live Outside the North Pole?

You know Dasher and Dancer and Prancer and Vixen... but how much do you really know about reindeer?

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Do Reindeer Live Outside the North Pole?

How Does a Camera Work?

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

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How Does a Camera Work?

How Many Times Does Your Heart Beat in a Lifetime?

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

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How Many Times Does Your Heart Beat in a Lifetime?

What Is a Polar Ice Cap?

Hope you brought your jacket! Today’s Wonder of the Day is served over ice — at the North and South Poles!

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What Is a Polar Ice Cap?

How Did the Months of the Year Get Their Names?

Today’s wonder features a daily dozen you use all year long. Find out how the months got their names!

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How Did the Months of the Year Get Their Names?

Do You See a Face on the Moon?

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

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Do You See a Face on the Moon?

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!

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Why Do People Make New Year’s Resolutions?

Why Do You Get Ice Cream Headaches?

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

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Why Do You Get Ice Cream Headaches?

What Was the Great Molasses Flood?

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

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What Was the Great Molasses Flood?

Why Are There So Many Antibiotics?

Today’s Wonder of the Day helps you feel better when you’re sick!

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Why Are There So Many Antibiotics?

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.

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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.

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How Hot Is Lukewarm?

How Does a Wetsuit Work?

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

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How Does a Wetsuit Work?

How Tall Is the Eiffel Tower?

We’re not talking about fries, toast, bulldogs or manicures, but today’s Wonder of the Day does feature something distinctly French!

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How Tall Is the Eiffel Tower?

How Does a Smoke Detector Work?

Where there’s smoke…there’s a new Wonder of the Day!

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How Does a Smoke Detector Work?

What Happens to Old Tires?

We hope you slept well last night, because today’s Wonder of the Day might make you feel tired!

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What Happens to Old Tires?

What Is Elbow Grease?

Today’s Wonder of the Day is a lot of hard work, but it’s worth it!

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What Is Elbow Grease?

How Does a Wastewater Treatment Plant Work?

You should TREAT yourself to another great Wonder of the Day!

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How Does a Wastewater Treatment Plant Work?

What Is Oatmeal?

Grab your bowl and spoon. Today Wonderopolis is serving up a WONDER-ful steaming bowl of oatmeal. Yum!

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What Is Oatmeal?

Explore the World of Wonders

Why Do People Kiss Under Mistletoe?

Do Reindeer Live Outside the North Pole?

How Does a Camera Work?

How Many Times Does Your Heart Beat in a Lifetime?

What Is a Polar Ice Cap?

How Did the Months of the Year Get Their Names?

Do You See a Face on the Moon?

Why Do People Make New Year’s Resolutions?

Why Do You Get Ice Cream Headaches?

What Was the Great Molasses Flood?

Why Are There So Many Antibiotics?

Have You Ever Had a Frog In Your Throat?

How Hot Is Lukewarm?

How Does a Wetsuit Work?

How Tall Is the Eiffel Tower?

How Does a Smoke Detector Work?

What Happens to Old Tires?

What Is Elbow Grease?

How Does a Wastewater Treatment Plant Work?

What Is Oatmeal?

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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