• Why do we need to breathe?
  • Which muscle works with your lungs to allow you to inhale and exhale?
  • What are alveoli?
Find it out

What waste product do your lungs get rid of when you exhale?

Test your knowledge
  • Are you strong?
  • How many ways can you be strong?
  • What are your strengths?
Find it out

Which of the following is an example of a person who is strong?

Test your knowledge
  • Where was Abraham Lincoln born?
  • Where did Abraham Lincoln go to school when he was young?
  • What did Abraham Lincoln do when he was a boy?
Find it out

What was the name of Abraham Lincoln’s older sister?

Test your knowledge
  • Who invented the hula hoop?
  • How did the hula hoop get its name?
  • What kind of materials have hula hoops been made from?
Find it out

Which of the following is NOT a material that has been used to make hula hoops?

Test your knowledge
  • What's the difference between baseball and softball?
  • How much bigger are softballs than baseballs?
  • Are softball fields smaller than baseball fields?
Find it out

In general, a softball is how many inches greater in circumference than a baseball?

Test your knowledge
  • How long is a marathon?
  • Why is it called a marathon?
  • Who holds the world record for the fastest marathon run?
Find it out

The marathon was featured as one of the original modern Olympic events in what year?

Test your knowledge
  • Who invented pizza?
  • How long has pizza been around?
  • Where was the first pizzeria in the United States?
Find it out

Which of the following ingredients would you NOT find on a Pizza Margherita?

Test your knowledge

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

Latest from the Wonder Bank

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  • That cats have nin lifes
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  • Why are teeth white?
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  • Who made the first Cartoon
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  • How did the colors get their names?
    Brayden Taylor
  • I am wondering how do jellyfish eat and see where they are going
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  • y do we need to use medication to stop illness
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  • what is the sky made of
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  • What is the use of the outer structure of the human ear?
    Sirisha Yelavarthi
  • how do ears sense the location of the sound source?
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  • Why do we sleep on pillows?
    JoRae Myers
  • why cant none cops havered or blue lights if they are only using them when they are hurt and on the side of the rid
    sean cooke
  • Where does my last name come from
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  • what is the name of the tortoise
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  • how a fun house mirror works
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  • How many tae-kaon-do 5 dons black belts are there in the world?
    Oliver Schantz
  • how does your brain remember things and functions
    Mia Staab
  • are fairys real?
    Heather Brooks
  • Who invented Basketball?
    riontre murphy
  • who invented tapping on someones shoulder
    alyssa brock
  • Who made Jesus
    Ad H
  • How does calories make you fat?
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  • How do dreams work?
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  • How do motorcycles work, and how can a driver stay as safe as possible?
    Becky Chauncey
  • What are the habits and habitats is indoor mice like?
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  • Who was the first preson on earth
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  • How do you get freckles and can they be removed?
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View all questions in the Wonder Bank

Top Nominated Wonder Questions:

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    What makes the ocean blue when water is clear?

    Ana Brossette

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    What will school be like in the future?

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    How do you get into a bad habit?

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  • +2367

    how was water created


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    Who made up gymnastics

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  • +2160

    Why does at low atomic pressure water boils faster?

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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: air, alveoli, anatomy, biology, blood, body, and more

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Can You Garden in the City?

Over seven billion people call Earth home these days. Feeding all those hungry people is no small task…

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:Seagull: Hey Pete! What are you doing…

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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 …

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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 …

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