100 Fun Facts for Kids
100 fun facts that turn learning into an adventure kids will love!
Author
Sam Morrissette
Published:
October 2025
Did you know that learning can be full of surprises and excitement? Fun facts help spark curiosity and encourage kids to explore the world around them. From the mysteries of space to amazing animals, the human body to tasty foods, there are so many incredible things to discover. Get ready to be amazed by 100 fun facts that will make you say, “Wow!”
Fun Facts about Space
- A day on Venus is longer than a whole year there!
- Venus is the hottest planet in our solar system.
- Saturn is so light it could float in water (if you had a giant tub!).
- Jupiter has more than 90 moons.
- Mercury and Venus don’t have any moons.
- Sunlight takes about 8 minutes to reach Earth.
- Jupiter’s Great Red Spot is a storm bigger than Earth.
- Uranus spins on its side like a rolling ball.
- Each season on Uranus lasts 21 years!
- Mars has the tallest volcano in the solar system, Olympus Mons.
- Saturn has rings made of ice and rock.
- A day on Saturn is only about 10 hours long.
- Ganymede, Jupiter’s moon, is bigger than Mercury.
- You can see Jupiter’s biggest moons with binoculars.
- Light is the fastest thing in the universe.
- Space signals take time to travel, nothing is instant!
- Jupiter’s big storm has been raging for hundreds of years.
- At Saturn’s distance, sunlight takes over an hour to arrive.
- Some planets have moons with oceans under the ice.
- There are planets that float in space without a star!
- There’s a planet where it rains glass sideways.
Earth & Science Fun Facts
- Lightning can strike the same place twice.
- Tiny ocean plants make about half of Earth’s oxygen.
- Chalk is made from tiny sea creature fossils.
- A teaspoon of a neutron star would weigh a billion tons!
- The Moon moves away from Earth a little every year.
- Astronauts say space smells like hot metal or steak.
- Clouds can weigh millions of pounds!
- Rainbows can only be seen when the sun is behind you.
- Diamonds can be made from peanut butter under extreme pressure.
- The Earth’s core is as hot as the surface of the Sun.
Table of contents
Animal Fun Facts
- Hummingbirds can fly backward.
- Owls can turn their heads almost all the way around.
- Pigeons can tell the difference between some paintings.
- Turtles can breathe through their bottoms in winter.
- Butterflies taste with their feet.
- Frogs drink water through their skin.
- Starfish can grow back arms.
- Dolphins have names for each other.
- Shrimp have their hearts in their heads.
- Platypuses don’t have stomachs like most animals.
- Flamingos in a group are called a “flamboyance.”
- Some frogs can freeze solid and come back to life.
- Sharks lived on Earth before trees existed!
- Elephants can’t jump.
- Sea otters hold hands while they sleep so they don’t drift away.
- Cows have best friends and get sad when apart.
- Sloths can hold their breath longer than dolphins!
- Oysters can change from male to female.
- Cockroaches can live for days without their heads.
- Seahorse dads carry the babies!
- Kangaroos can’t walk backward.
- A group of zebras is called a “dazzle.”
- A group of hippos is called a “bloat.”
- A group of owls is called a “parliament.”
- Penguins can’t fly in the air, but they “fly” underwater.
- Giraffes have black tongues to protect them from the sun.
- Bees can see colors we can’t, like ultraviolet!
- Crows can remember human faces.
- Ants can lift things many times their own weight.
- Some starfish species can regrow a whole new body from one arm.
- Platypuses lay eggs even though they are mammals.
- Hummingbirds’ hearts can beat over 1,000 times a minute!
- Octopuses have three hearts and blue blood.
- A snail can sleep for three years.
- Cats spend 70% of their lives sleeping.
- A group of jellyfish is called a “smack.”
Human Body Fun Facts
- Your body is about 60% water.
- Your heart beats about 100,000 times a day.
- You lose 50 to 100 hairs every day.
- Babies have more bones than adults.
- Your stomach lining replaces itself every few days.
- Your brain can’t feel pain.
- Fingernails grow faster on your dominant hand.
- Your brain uses about 20% of your body’s energy.
- Most people can’t lick their elbows.
- Your tongue print is unique, like a fingerprint.
- Your body has about 60,000 miles of blood vessels.
- A sneeze can travel over 100 miles per hour!
- A cough can go 60 miles per hour.
- Your heart pumps about 2,000 gallons of blood every day.
- Your brain is about 73% water.
- You blink about 20 times every minute.
- Your nose can remember 50,000 different scents.
Food Fun Facts
- Honey never spoils.
- Popcorn is thousands of years old.
- Carrots used to be purple.
- Ketchup was once sold as medicine.
- McDonald’s once made bubblegum-flavored broccoli!
- Bananas glow under black light.
- French fries came from Belgium.
- Cranberries can bounce when they’re ripe.
- Blue cheese has mold that makes it blue.
- Peanuts are not nuts, they’re legumes!
- Tomatoes and avocados are fruits.
- White chocolate has no cocoa solids.
- Apples are in the rose family.
- Strawberries have their seeds on the outside.
- Bananas are slightly radioactive (but safe to eat).
- Chocolate-covered ants are eaten in some countries.
