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What Is Fluoride?

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

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What Is Fluoride?
Are There Bugs on Your Body Right Now?

This Wonder of the Day might have you a little BUGged out!

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Are There Bugs on Your Body Right Now?
What Is Chlorine?

Today’s Wonder of the Day might just turn your hair white!

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What Is Chlorine?
Why Do We Have Nose Hair?

Today’s Wonder of the Day NOSE how to help you stay healthy!

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Why Do We Have Nose Hair?
Can Trees Get Sick?

Don’t LEAF Wonderopolis before taking a look at today’s Wonder of the Day!

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Can Trees Get Sick?
How Are Vaccines Made?

Today’s Wonder of the Day will give you a shot at not catching a bad disease!

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How Are Vaccines Made?
How Long Does It Take Plastic To Decompose?

Today’s Wonder of the Day will break down the facts about how long some materials stick around!

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How Long Does It Take Plastic To Decompose?
What Is the Oldest Color?

Join us in Wonderopolis today for a colorful Wonder of the Day that’s also really, really old!

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What Is the Oldest Color?
What Is Synthetic Biology?

Today’s Wonder of the Day takes a closer look at the exciting intersection of engineering and biology!

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What Is Synthetic Biology?
Should You Use Hydrogen Peroxide To Clean Cuts and Scrapes?

Today’s Wonder of the Day gives a fizzy reaction when you pour it on your skin!

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Should You Use Hydrogen Peroxide To Clean Cuts and Scrapes?
Can Frogs Prevent Milk from Spoiling?

Jump on over to Wonderopolis today for a Wonder of the Day that’s sure to spoil you!

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Can Frogs Prevent Milk from Spoiling?
Why Do Termites Eat Wood?

WOOD you believe there’s a tiny insect that could be a huge danger to your home? Join us in Wonderopolis today to learn more!

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Why Do Termites Eat Wood?
Can a Tick Make You Sick?

Today’s Wonder of the Day may have you WONDERing what makes it tick!

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Can a Tick Make You Sick?
Can You "Can" with Glass?

We hope you CAN wait for today’s Wonder of the Day. We could tell you more, but we want to preserve the surprise!

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Can You "Can" with Glass?
What’s the Worst Smell You Can Imagine?

Whew! Someone open a window. Today’s Wonder of the Day really stinks!

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What’s the Worst Smell You Can Imagine?
What Is a Vernal Pool?

Better hurry! Today’s Wonder of the Day will be gone before you know it!

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What Is a Vernal Pool?
How Does Bleach Work?

Today’s Wonder of the Day isn’t very colorful, but it sure is clean!

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How Does Bleach Work?
Is Planet Earth Alive?

Today’s Wonder of the Day will explore the vitality of our planet!

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Is Planet Earth Alive?
Can Germs Be Good for You?

Today’s Wonder of the Day may make you want to wash your hands…or not!

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Can Germs Be Good for You?
Why Does Swiss Cheese Have Holes?

Today’s Wonder of the Day tastes great and is a HOLE lot of fun!

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Why Does Swiss Cheese Have Holes?

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