Explore Wonders | Subcategory: physical-science | Wonderopolis

Explore Wonders | Subcategory: physical-science | Wonderopolis

Wonderopolis

Wonderopolis will no longer be available beginning August 1st.

When Is Sand not a Solid?

Today’s Wonder goes with the flow . . . sometimes!

#2906

When Is Sand not a Solid?
Who Was Rosalind Franklin?

We’ll be FRANKlin—today’s Wonder of the Day is one of our favorites!

#2867

Who Was Rosalind Franklin?
Why Do People Put Salt on Roads in Winter?

No need to take today’s Wonder of the Day with a grain of SALT!

#2834

Why Do People Put Salt on Roads in Winter?
How Do Waterslides Work?

Time to SLIDE right into another Wonder of the Day!

#2788

How Do Waterslides Work?
What Is Chromatography?

This Wonder of the Day will have you reaching for your microscope and lab coat!

#2784

What Is Chromatography?
How Does Temperature Affect the Speed of Sound?

We don’t know about you, but we love the SOUND of another great Wonder of the Day!

#2780

How Does Temperature Affect the Speed of Sound?
How Do You Freeze Bubbles?

We hope you brought a coat—it’s FREEZING in Wonderopolis today!

#2778

How Do You Freeze Bubbles?
What Is Buckminsterfullerene?

Up and ATOM! It’s time for another great Wonder of the Day.

#2765

What Is Buckminsterfullerene?
What Is an Implosion?

We’ll have a BOOMing great time in Wonderopolis today!

#2741

What Is an Implosion?
What Are Bath Bombs Made From?

Welcome BATH for another great Wonder of the Day!

#2736

What Are Bath Bombs Made From?
What Is Kelvin?

We think the DEGREE of greatness in this Wonder of the Day will amaze you!

#2641

What Is Kelvin?
How Does a Key Card Unlock a Door?

UNLOCK your own curiosity with today’s Wonder of the Day!

#2622

How Does a Key Card Unlock a Door?
Why Can’t We See Ultraviolet Light?

Can you catch today’s Wonder of the Day? It moves at the speed of LIGHT!

#2617

Why Can’t We See Ultraviolet Light?
How Do One-Way Mirrors Work?

Look closely at today’s Wonder of the Day. You may be able to see right through it!

#2613

How Do One-Way Mirrors Work?
Can Birds Fly in the Rain?

The skies are clear in Wonderopolis today, so FLY on in for a great Wonder of the Day!

#2584

Can Birds Fly in the Rain?
What Happens to Sugar When It Dissolves?

We think today’s Wonder of the Day is pretty SWEET!

#2566

What Happens to Sugar When It Dissolves?
What is Gallium Used For?

Oh, the GALLium of today’s Wonder of the Day!

#2540

What is Gallium Used For?
Where Do Metals Come From?

Today’s Wonder of the Day really STEELs the show!

#2501

Where Do Metals Come From?
What Are Prisms?

We hope you enjoy this brand NEWton Wonder of the Day!

#2496

What Are Prisms?
How Do You Purify Water?

WATER you waiting for? Check out today’s Wonder of the Day!

#2488

How Do You Purify Water?

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