Wonderopolis
  • What are carbon emissions?
  • What are the causes of carbon emissions?
  • Can we reverse carbon emissions?
Find it out

What is carbon dioxide?

Test your knowledge
  • Why do bridges freeze before roads?
  • How does the ground beneath a road help it to retain heat?
  • Do bridges or roads conduct heat better?
Find it out

Which of the following is a good heat conductor that engineers often use to build bridges?

Test your knowledge
  • Do fish sleep with their eyes open?
  • Can fish sleep during the day?
  • Why do most fish keep moving while they sleep?
Find it out

Which fish secretes a jelly-like “sleeping bag” made of mucus before it rests?

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  • How do dogs communicate?
  • What is body language?
  • What are augmentative and alternative communication devices?
Find it out

A speech therapist, Christina Hunger, and her dog Stella use a set of recordable buttons to communicate. This system of communication is a tool included in . . .

Test your knowledge
  • What makes you light up inside?
  • What holidays include lights as an important symbol?
  • Do all holidays that celebrate light take place in winter?
Find it out

Lighting of the kinara is followed by a discussion of the ________ principles of Kwanzaa.

Test your knowledge

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279,392

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

Latest from the Wonder Bank

  • am i good at roblox?
    kayle
  • When is the bed made
    Sorangel L
  • who invented schools
    DD
  • how does your brain work?
    kalei
  • Who made roblox
    Henry
  • why do we get in a car but get on a bus
    jayden
  • who was aaron rodgers?
    danny
  • can you forget a languge
    Reham
  • How do animals communicate with humans?
    Tanae
  • why is the sky blue
    Brittany
  • Why is Munchen called Berlin in America?
    Ed
  • who invented schools
    Liam
  • why do people need to smell
    LIAM
  • how do animals shed
    Liam
  • how far does space go.
    Liam
  • what was the firts sport made
    Liam
  • are mermaids real?
    Liam
  • Do numbers end
    Liam
  • How do epic games make games
    Wyatt
  • how did slavery start
    Colten
  • how was god born if he was the first person on earth?
    Kiana
  • Do we all have a mental dissiblitie
    Harlo
  • Why are we in this world
    owen
  • When is the bed made
    Joelaya
  • what eats hamsters
    Max
  • why do we need eyebrows?
    tucker
  • why is food a thing
    symone
  • What causes blindness?
    Luna
  • What causes adhd
    Piper
  • Is There Gas In Space?
    Ronan
View all questions in the Wonder Bank

Top Nominated Wonder Questions:

  • +58

    Why do Olympians bite their medals?

    Sam — Glen Allen, VA

  • +50

    What causes blindness?

    Katherine — Owatonna, MN

  • +46

    How does weeds grow?

    Rafiul — Sydney, AL

  • +38

    How many animals are on earth?

    helaina — clearwater, FL

  • +35

    Why does a slinky get tangled so easily and is so hard to untangle?

    Terry — Garner, NC

  • +34

    Why do we procrastinate?

    Evan

Vote for wonder nominees

Explore the World of Wonders

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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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What Would You Pack For a Trip To Outer Space?

Have you ever dreamed of traveling in space? For many kids, gazing at the stars leads to daydreams about what it would be like to be an astronaut. Would you like to travel on a spaceship? Just think a...

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