• Where is Heaven's Gate?
  • How many steps are in the "Stairway to Heaven"?
  • How was Heaven's Gate formed?
Find it out

Heaven’s Gate was created when the back side of Tianmen Cave collapsed, creating an arch in which year?

Test your knowledge
  • What is a butte?
  • How are buttes formed?
  • Where are some famous buttes?
Find it out

Buttes and mesas are usually found in what type of area?

Test your knowledge
  • How do boats float?
  • What is displacement?
  • Can you build a toy boat that will float?
Find it out

When an object enters water, the upward force that acts upon it is called what?

Test your knowledge
  • Are days on Earth getting longer?
  • What is astrochronology?
  • Is the Moon moving farther away from Earth?
Find it out

The Moon is slowly moving away from Earth at a rate of how far each year?

Test your knowledge
  • Have you ever eaten oysters?
  • Where do oysters live?
  • Are oysters healthy?
Find it out

Oysters are NOT high in which of the following nutrients?

Test your knowledge
  • How is shampoo different than soap?
  • What kinds of ingredients make up shampoo?
  • Should shampoo and regular soap be used interchangeably?
Find it out

Which of the following would be a normal pH level for a shampoo?

Test your knowledge
  • Who invented those tall, inflatable, tubular gizmos?
  • What names do these "air dancers" go by?
  • When were these contraptions first used?
Find it out

Aside from their use in advertising, inflatable tube men make really good what?

Test your knowledge

Where are You Wondering?

Discover Wonder Hotspots nearby and join!


What Are You Wondering?

Join in the Wonder Creation

Make YOUR wonder a wonderful reality!


...Questions in the Wonder Bank and counting! Here are the latest...

Latest from the Wonder Bank

  • Why will the sun explode?
  • How are new words created?
  • how many people in the world
  • does mike wazowski wink or blink
  • how do you make colored paper?
  • who invented cars?
  • are mermads real
  • how are we made?
  • What are eyeballs made of?
  • how many turtles are there in the universe
    Ally grace
  • how long are elaphents
  • how many people in the world
    Ally grace
  • how many carlees are in the world
  • who is the tallest man alive?
  • how long is a elaphents tong
    Ally grace
  • are mermads real
  • What is it like to be a royal?
  • How Do i make a Oragami tank?
  • are mermads real
  • how to make ice cream
  • how do you make ice cream
  • who invented school
  • why and when were video games invented
  • what is the oldest thing on earth
  • What makes video games, video game?
  • What causes autism
  • Why can you drink a drink but not food a food
  • what was the worst hurricane that happened in the world
  • what is fort night
  • why do we have to put we are not a robot
View all questions in the Wonder Bank

Top Nominated Wonder Questions:

  • +11203

    Do girls remember their dreams more often than boys and if yes, why?

    Lance — Louisville, KY

  • +9987

    how was water created


  • +7959

    Can you mix water and air completly?


  • +58

    Why do Olympians bite their medals?

    Sam — Glen Allen, VA

  • +46

    How does weeds grow?

    Rafiul — Sydney, AL

  • +38

    How many animals are on earth?

    helaina — clearwater, FL

Vote for wonder nominees

Explore the World of Wonders

Discover the latest Wonders from SOCIAL STUDIES: Geography, Geology, Science, Heaven’S Gate, Tianmen Mountain, China, and more

Image #4

Are You a Good Observer?

Have you ever had a friend claim that he can't see the forest for the trees? If so, you may have WONDERed what this curious phrase means. If you can see the trees, how can you not see the forest?

Image #10

Can You Travel the World Without Leaving Home?

Have you ever WONDERed what it's like to ride on a dog sled in the Arctic? Or dance the Flamenco in Spain? There are so many places to WONDER about in this great big world, and there are lots ways to...

Image #2

How Do Streets Get Their Names?

When you hear Broadway, Abbey Road, and Bourbon Street, what comes to mind? Bright lights? The Beatles? Mardi Gras? They are some of the most recognizable streets in the world, and though you may neve...

Image #22

How Can Spare Change Make a Big Difference?

Many children are already involved in fundraising through their schools, scouts and churches, but bringing philanthropy into the home makes giving back to your community a whole-family effort.

Wonder Stream

Spread the Joy of Wonder

Wonderopolis Widget

Interested in sharing Wonderopolis® every day? Want to add a little wonder to your website? Help spread the wonder of families learning together.

Add widget

Wonderopolis Partners & Sponsors


Spread the Joy of Wonder

Wonderopolis Widget

Interested in sharing Wonderopolis® every day? Want to add a little wonder to your website? Help spread the wonder of families learning together.

Add widget