Wonderopolis

What Is Hyperventilation?

You’ll want to take a nice, deep breath before you read today’s Wonder of the Day!

#2014

What Is Hyperventilation?
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?
Why Do We Need To Breathe?

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

#1348

Why Do We Need To Breathe?
Does Talking to Plants Help Them Grow?

Today’s Wonder of the Day might lead to some interesting conversations in your garden!

#1635

Does Talking to Plants Help Them Grow?
Why Does Everyone Have a Unique Voice?

Today’s Wonder of the Day features a sound that’s like a fingerprint!

#1519

Why Does Everyone Have a Unique Voice?
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?
Why Do You Yawn?

Today's Wonder of the Day won’t put you to sleep, but it may make you yawn!

#35

Why Do You Yawn?
How Do You Play a Harmonica?

Today’s wonder won’t give you the blues, but it may have you playing them. Take a deep breath and get ready to make some beautiful music.

#117

How Do You Play a Harmonica?