Wonderopolis

What Is Fluoride?

Your dentist will appreciate today’s Wonder of the Day!

#725

What Is Fluoride?
Why Do I Have Bad Breath in the Morning?

Today’s Wonder of the Day really stinks…but it’s nothing a toothbrush won’t fix!

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Why Do I Have Bad Breath in the Morning?
What Makes Your Teeth Whiter?

Today’s Wonder of the Day is sure to make you smile!

#1248

What Makes Your Teeth Whiter?
How Can You Tell How Old Animals Are?

Today’s Wonder of the Day might have you saying “Happy Birthday!” to everything from aardvarks to zebras!

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How Can You Tell How Old Animals Are?
Why Didn’t People Smile in Old Photos?

Today’s Wonder of the Day is sure to put a smile on your face…we hope!

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Why Didn’t People Smile in Old Photos?
Why Do Kids Need Braces?

Brace yourself! Today’s Wonder of the Day may make you smile.

#592

Why Do Kids Need Braces?
What Are Wisdom Teeth?

Tomorrow in Wonderopolis, we’ll brush up on the history of the wisest teeth in the mouth!

#32

What Are Wisdom Teeth?
What Is a Cavity?

If you have a sweet tooth, you may want to pay special attention to today’s Wonder of the Day!

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What Is a Cavity?
What Is in Toothpaste?

Today’s Wonder of the Day is sure to make your smile brighter!

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What Is in Toothpaste?
How Do Fangs Work?

Today’s Wonder of the Day is one you’ll really want to sink your teeth into!

#365

How Do Fangs Work?
What’s the Difference Between a Crocodile and an Alligator?

After a while, we believe today’s Wonder of the Day will have you saying, “See you later!”

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What’s the Difference Between a Crocodile and an Alligator?
How Does a Sawfish Use Its Saw?

Today’s Wonder of the Day features an aquatic creature that cuts through the water with ease!

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How Does a Sawfish Use Its Saw?
Why Are They Called Killer Whales?

You might want to think twice before swimming with today’s Wonder of the Day!

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Why Are They Called Killer Whales?
How Strong Are Your Teeth?

Today’s Wonder of the Day will help put a big smile on your face!

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How Strong Are Your Teeth?
What’s the Difference Between a Dentist and an Orthodontist?

Today’s Wonder of the Day features two people who love to see you smile!

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What’s the Difference Between a Dentist and an Orthodontist?
Where Do Leeches Live?

Today’s Wonder of the Day will really stick with you!

#1631

Where Do Leeches Live?
Why Don’t Baby Teeth Grow Up?

Open wide! Today’s Wonder of the Day is a real mouthful!

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Why Don’t Baby Teeth Grow Up?
How Do Our Teeth Become Sensitive?

You’ll really want to sink your teeth into today’s Wonder of the Day!

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How Do Our Teeth Become Sensitive?
Who Invented Dental Floss?

Say “aaaahhhhh” and show us those pearly whites! Today’s Wonder of the Day will leave you hanging by a thread…

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Who Invented Dental Floss?
What Is a Root Canal?

Today’s Wonder of the Day gets to the root of a toothy problem!

#1623

What Is a Root Canal?

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