• Are guinea pigs really pigs?
  • Did guinea pigs come from Guinea?
  • Do guinea pigs make good pets?
Find it out

Guinea pigs were originally native to which continent?

Test your knowledge
  • Is there a cure for Alzheimer's disease?
  • What causes Alzheimer's disease?
  • How does Alzheimer's disease affect the body?
Find it out

Alzheimer’s disease mainly affects what type of people?

Test your knowledge
  • Can you drink water from a stream?
  • What kinds of contaminants can be found in water in the wild?
  • How do you purify water?
Find it out

Which of the following is NOT one of the three main symptoms of water-borne illness in humans?

Test your knowledge
  • How does soap make you clean?
  • What is saponification?
  • What kinds of substances do you need to make soap?
Find it out

Which of the following would you NOT find at the end of a soap molecule?

Test your knowledge
  • When does the wind chill?
  • What is the wind chill factor?
  • How is the wind chill factor calculated?
Find it out

If it’s 35° F outside, a 25-mile-per-hour wind will make it feel like it’s only what temperature?

Test your knowledge
  • How can down warm you up?
  • Which animal supplies most of the down feathers used today?
  • Which type of down is the best insulator?
Find it out

The thermal insulation properties of down basically disappear if down gets what?

Test your knowledge
  • What is a fad?
  • What's the difference between a fad and a trend?
  • Are fad diets safe?
Find it out

Which of the following toys is NOT an example of a fad?

Test your knowledge

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

  • what is the most popular girl name in the usa
    jadan dean
  • what is an almanac
    amahrie lee
  • why do god do azaming things
    harmony hamilton
  • Can astronauts turn on and off gravity in their space ships?
    Sarah Armstrong
  • Who invented the wheel and axle
    jawaher alzarooni
  • what is Roblox
    maaaaaaaaaaaaaa tuuuuuuuuuuuuuu
  • What was the first planet to be created?
    Aubrey Johnson
  • What is a fidget spinnner
    lauren francis
  • why do parents dont have fun
    harmony hamilton
  • If we can talk, Why cant animals?
    George Knox
  • How were humans created
    Sharkisha Profit
  • how many sounds can a cheetah make
    maddox kubiak
  • will thare be a end of the world
    james shane
  • Are girls BETTER than boys in soccer
    Emily M Mainprize
  • why do birds live in tree's
    Emily Livers
  • In minecrafthow do dogs save you from dieing
    Taylor jessica
  • how was the earth made
    sponge bob square pants
  • Is everbody part of 1 family?
    Chin-Tan Chow
  • how do you create boogers
    katy perry
  • how many people smoke in the world
    Jeff Bob
  • how are animals made
    Malini glare
  • Who named Uranus
    valerie lottomax
  • Who named Uranus
    John McGregor
    valerie lottomax
  • why do lizards change colour
    Rebeca soup
  • Is god real or fake?
    Bobarellana Bobkins
  • Why Are Teacher So Bad At Their Job
    John McGregor
  • why do people get picked on for having autism or disorders
    Anistyn Kenley
  • why do we get in trouble when we don't do homework
    valerie lottomax
  • how does puberty happen
    harry cat
View all questions in the Wonder Bank

Top Nominated Wonder Questions:

  • +3097

    What will school be like in the future?

    Meghan Pohl

  • +3083

    What makes the ocean blue when water is clear?

    Ana Brossette

  • +2915

    How do you get into a bad habit?

    Aeden DeGraw

  • +2855

    how was water created


  • +2549

    Who made up gymnastics

    Khiyanna Fields

  • +2360

    Why does at low atomic pressure water boils faster?

    pradyumna behera

Vote for wonder nominees

Where are You Wondering?

Discover Wonder Hotspots nearby and join!


Wonder Guides

Hankins Family

Woodland Litter Critters ABC by Patience Mason

Books friends are the very best friends.Just a week ago, my good book friend introduced me to Patience Mason as Teri knows of my interest in ABC books, particularly when teaching classification as a rhetorical mode (a post for anot

Edwards Family

Is it raining resources?

Since it is raining outside today, I decided to go to one of my favorite resource sites to do a search for “rain” to see what I could find!The resources and ideas just flooded in …A few of them were the ones I expected …But some were so much more …Here are just a few of the many resources found when I searched 

Edwards Family

What did you do today that your students will remember?

While I was attending the NCFL Conference, someone asked me if I knew the Wonder of the Day from Wonderopolis that day ….I had to sadly admit that I did not know …But I quickly found out:While in a 4th grade classroom today, I gave an instruction to students getting


Explore the World of Wonders

Discover the latest Wonders from SCIENCE: Animals, Pet, Squeak, Guinea Pig, Pig, Guinea, and more

Image #17

Can You Garden in the City?

Over seven billion people call Earth home these days. Feeding all those hungry people is no small task. Fortunately, scientific advances have helped to modernize agriculture to the point where billion...

Image #1

Why Are Flamingos Pink?

We were hanging out on the Wonderopolis seashore the other day when we overheard an interesting conversation between a seagull and a pelican:

Image #3

Can Plants Eat Insects?

When you think of a jungle adventure, what comes to mind? Swinging around from tree to tree on vines? Gorgeous birds flying through the air? Monkeys and other exotic creatures prowling through the den...

Image #19

What Would You Pack For a Trip To Outer Space?

Have you ever dreamed of traveling in space? If you're like most kids, gazing at the stars at one time or another has led to a daydream about what it would be like to be an astronaut. Not only would i...

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