Explore Wonders | Find: cold | Wonderopolis

Explore Wonders | Find: cold | Wonderopolis

Wonderopolis

What Is a Cold Front?

Grab a coat! Colder weather is moving into Wonderopolis today!

#799

What Is a Cold Front?
Can It Snow When It’s Not Cold?

We hope you don’t think today’s Wonder of the Day is too flaky!

#814

Can It Snow When It’s Not Cold?
What Should You Feed a Cold?

Today’s Wonder of the Day is both hot and cold and full and empty.

#416

What Should You Feed a Cold?
Why Do You See Your Breath When It’s Cold?

Brrr! A cold front is moving through Wonderopolis today. Better bring a sweater!

#471

Why Do You See Your Breath When It’s Cold?
How Do Arctic Animals Survive in the Cold?

You might want to bring your heavy coat to Wonderopolis today!

#1409

How Do Arctic Animals Survive in the Cold?
Why Do Your Lungs Burn When You Run in the Cold?

Today’s Wonder of the Day explores why cold air can make your lungs feel like they’re on fire!

#1417

Why Do Your Lungs Burn When You Run in the Cold?
How Cold Is Liquid Nitrogen?

Brr! You might want to bring a jacket if you’re joining us in Wonderopolis today!

#1910

How Cold Is Liquid Nitrogen?
How Does a Thermos Work?

Today’s Wonder of the Day keeps hot things hot and cold things cold!

#971

How Does a Thermos Work?
Can Chicken Noodle Soup Cure a Cold?

Mmm! Today’s Wonder of the Day smells delicious!

#1671

Can Chicken Noodle Soup Cure a Cold?
Why Does Cold Air Feel Crisp?

Today’s Wonder of the Day is a breath of fresh air!

#2328

Why Does Cold Air Feel Crisp?
Why Do Bridges Freeze Before Roads?

A cold front moved into Wonderopolis overnight. Better watch out for ice today!

#545

Why Do Bridges Freeze Before Roads?
Where Can You Find Tundra?

Wear your boots! Today’s Wonder of the Day will have you walking over cold, hard ground.

#587

Where Can You Find Tundra?
What Is Medicine Made From?

Today’s Wonder of the Day might be a bit hard to swallow!

#947

What Is Medicine Made From?
Why Do You Need To Wash Your Hands?

Lather, rinse, repeat! Lather, rinse, repeat! Clean hands are the focus of today’s sparkly, shiny Wonder of the Day!

#186

Why Do You Need To Wash Your Hands?
Why Do You Sneeze?

Even if you don’t know German, today’s Wonder of the Day will have you saying “Gesundheit!”

#331

Why Do You Sneeze?
How Fast Can a Nose Run?

Today’s Wonder of the Day may have you reaching for a tissue!

#570

How Fast Can a Nose Run?
Why Do Elephants Have Big Ears?

Check out today’s Wonder of the Day to learn more about a special animal who has a built-in air conditioning system on the sides of its head!

#1199

Why Do Elephants Have Big Ears?
Do You Snore?

Today’s Wonder of the Day is brought to you by the letter “zzzzzzzzzzzzzzzzz!”

#1001

Do You Snore?
Why Do You Get Goose Bumps When Someone Sings Beautifully?

Can you feel music? Sometimes! Find out more today in Wonderopolis!

#1274

Why Do You Get Goose Bumps When Someone Sings Beautifully?
Why Do Dogs Have Wet Noses?

Today’s Wonder of the Day takes a closer look at a good sniffer!

#969

Why Do Dogs Have Wet Noses?

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