Wonderopolis

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?
What Is Fluoride?

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

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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?
Why Is Biodiversity Important?

Join us in Wonderopolis today for one of our most diverse Wonders of the Day ever!

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Why Is Biodiversity Important?
Can You Drink Water from a Stream?

We hope today’s Wonder of the Day will quench your thirst for knowledge!

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Can You Drink Water from a Stream?
Do Scars Last Forever?

Today’s Wonder of the Day is a cut above the rest. Join us to learn about marks that serve as memories!

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Do Scars Last Forever?
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?
Why Do We Have To Cook Meat?

Even if it’s cold outside, it’ll be roasting in Wonderopolis today!

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Why Do We Have To Cook Meat?

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