• Why can't we feel Earth spin?
  • How fast does Earth spin?
  • Is Earth's motion smooth?
Find it out

You might notice Earth’s spin in which of the following situations?

Test your knowledge
  • Who was Leonardo da Vinci?
  • Did da Vinci do more than paint?
  • Which paintings of da Vinci's are the most famous?
Find it out

At the time of his death, da Vinci was the “Premier Painter and Engineer and Architect to the King” of which country?

Test your knowledge
  • Where do leatherback sea turtles live?
  • Do leatherback sea turtles wear real leather?
  • How large are leatherback sea turtles?
Find it out

The largest leatherback sea turtles can weigh more than how many pounds?

Test your knowledge
  • How hot is lava?
  • What is lava made of?
  • How fast does lava move?
Find it out

Lava is composed mainly of silicon and what other element?

Test your knowledge
  • What's the difference between annuals and perennials?
  • What are biennial plants?
  • How can you remember the difference between annuals and perennials?
Find it out

Perennial plants live for more than how many years?

Test your knowledge
  • Why do things appear smaller the farther you are from them?
  • Is apparent size measured in the same way as actual size?
  • Why are objects in a rearview mirror closer than they appear?
Find it out

Most rearview mirrors on cars are what?

Test your knowledge
  • How do you do a handstand?
  • What athletic activities feature handstands?
  • Where is your center of mass?
Find it out

Which of the following parts of your body is probably fairly close to your center of mass?

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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  • do spiders yawn?
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  • Polar bears
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  • why can't you adjust the volume of a piano
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  • How many people were born on february 29th?
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  • Why do people chew gum
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  • is slender man real
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  • How do people age?
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  • can dogs talk?
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  • how do you know what the weather will be like today
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  • how do you sneeze
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  • Will we have will hover boards in the future?
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View all questions in the Wonder Bank

Top Nominated Wonder Questions:

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    What will school be like in the future?

    Meghan Pohl

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    What makes the ocean blue when water is clear?

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    how was water created


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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: Astronomy, Earth, Math, Science, Solid, Sphere, 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. Fortunately, scientific advances have helped to modernize agriculture to the point where billion...

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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:

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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 den...

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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 daydream about what it would be like to be an astronaut. Not only would i...

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