• What type of blood do you have?
  • How many types of blood are there?
  • What type of blood can be given to anyone?
Find it out

Universal donors have what type of blood?

Test your knowledge
  • Why is the Statue of Liberty green?
  • What is a patina?
  • Who designed the support structure for the Statue of Liberty?
Find it out

Which country developed a close friendship with the United States during the Revolutionary War?

Test your knowledge
  • What is mustard made of?
  • How many mustard seeds are in a typical jar of mustard?
  • What gives yellow mustard its bright coloring?
Find it out

Which ancient peoples were likely the first to make and use mustard as a condiment?

Test your knowledge
  • What makes an animal a mammal?
  • Are human beings mammals?
  • Do all mammals give birth to live young?
Find it out

Which of the following mammals lays eggs instead of giving birth to live young?

Test your knowledge
  • Why are they called tennis shoes?
  • What's the difference between tennis shoes and sneakers?
  • When were tennis shoes invented?
Find it out

German Adi Dassler started which popular shoe company?

Test your knowledge
  • Do black cats bring bad luck?
  • How did superstitions about black cats get started?
  • Do any cultures think black cats bring good luck?
Find it out

Black cats are often pictured in decorations for which holiday?

Test your knowledge
  • What is a password?
  • How can you create strong passwords?
  • How can you remember all your passwords?
Find it out

Which of the following is arguably the weakest password you could use?

Test your knowledge

What Are You Wondering?

Join in the Wonder Creation

Make YOUR wonder a wonderful reality!

10,670

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

Latest from the Wonder Bank

  • why do people go bald
    taylah winiata
  • how does the earth spin
    Camden Garlick
  • Why does our nose run when we have a cold or when we cry?
    makye carter
  • what does bae mean?
    bob jimmy
  • Who created wonderopolis?
    Caleb Todd
  • how do funnel clouds form
    maddie nic
  • what is an acrobat?
    Rby Nesta
  • why do we sweat
    Fernando calix
  • Is there a disease called Tymlitioinbghte
    Riley Gorry
  • who made air electricity
    autumn sutton
  • is love at first sight true
    Riley Gorry
  • do kids like bacon
    ryan waltrip
  • Why Do Kids Love Macaorni And Cheese So Much?
    Megan Kelley
  • why is a cpu a player that is playing but not playing and a comuter like person
    super man
  • am i royalty
    kaden murphy
  • How many galaxies are there?
    gracie Wade
  • how old is ciara
    arianna patton
  • how was the world made ?
    akiah smith
  • what is earth
    bonnie pache
  • Who is the smartest person in the world?
    jada smyzer
  • who is the worlds famous person in the world
    jada smyzer
  • Do scientists have any liquids to help bring extinct animals to life?
    latrevia robinson
  • Why is an orange called an orange?
    Keamari Williams
  • How can we get people to wash their hands?
    Mrs. Leftwich
  • has anybody time taveled successfully
    Dylan Kolk
  • How much of our brain do we use?
    Dylan Kolk
  • why do we cry when we are sad
    journi williams
  • What is weird about the show my little pony?
    merissa goodwin
  • Do animals learn quicker than people?
    merissa goodwin
  • why do we have so much work in class
    journi williams
View all questions in the Wonder Bank

Top Nominated Wonder Questions:

  • +631

    If the universe is so big, why are we the only known life form?

    Umair Khan

  • +459

    Why are minerals diferent kind of colours and so beautiful?

    Mason D

  • +455

    Why does at low atomic pressure water boils faster?

    pradyumna behera

  • +375

    Why do pianos have 88 keys?

  • +358

    How do you get into a bad habit?

    Aeden DeGraw

  • +324

    How strong is a horse?

Vote for wonder nominees

Where are You Wondering?

Discover Wonder Hotspots nearby and join!

EXPLORE WONDER HOTSPOTS

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

LEARN FROM WONDER GUIDES

Explore the World of Wonders

Discover the latest Wonders from SCIENCE: Health, Human Body, Science, Blood, Transfusion, Marker, and more

Image #21

What Fairy Tale Ending Would You Change?

From Cinderella to The Three Little Pigs, Sleeping Beauty to Rapunzel, fairy tales and nursery rhymes have been a beloved part of literature throughout history — just ask any kid from 3 to 93…

Image #29

What Bedtime Story Would You Tell?

The earliest forms of storytelling were spoken. Storytellers recited stories from memory. They may also have used hand gestures and facial expressions…

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 is Spain…

Image #5

Why Do Bananas Bruise?

Bananas are a sensitive bunch. Though they can withstand peeling, slicing, chipping, and frying, age is not so kind to them…

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
×

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