Fun Facts for Your 3-year-old Kids

Kids are curious and full of questions. So your 3-year-old is really starting to show an interest in learning about the world. You’re not alone. Most 3-year-olds are ready to learn more about the people and places that make up their world. With that in mind, here are some fun facts on a variety of subjects that they may find interesting.

About animals

• Poop comes out of the top of starfish’s bodies.

Five-pointed starfish.

• To keep themselves clean, cats and dogs lick their bodies.

• Kittens are the name given to young beavers.

• The skin of Polar Bears is black, despite their white, fluffy fur.

Polar bear

• Female lions hunt more than male lions and take care of the pride’s food.

• Elephants are the world’s largest land mammal.

• The world’s largest rat is the size of a dog.

Big rat

• Pups are the name given to baby sharks and bats.

• When a bee flaps its wings, the sound it makes is called “buzzing.”

• When a starfish loses a leg, it regenerates.

Space is fun

• The sun could fit a million Earths inside it!

• Venus is the only planet that rotates in a clockwise direction.

Planet Venus

• On Venus, one day is equivalent to nearly eight months on Earth.

• The universe contains more stars than the Earth’s sand grains.

• Mercury and Venus do not have moons.

• The hottest planet in the solar system is Venus.

• Applesauce was the first food eaten in space.

• The sun has been around for 4.6 billion years.

• The sun is made up of roughly one-quarter helium.

• Our moon has no wind.

• There is no noise in space.

• You always see the same side of the moon no matter where you are on Earth.

Full moon at night.

The human body is amazing

• A trillion odours can be detected by the nose.

• Your feet house one-quarter of your bones.

• The teeth of humans are as powerful as those of sharks.


• It’s impossible to swallow and breathe at the same time.

• The only animals having chins are humans.

• Your ears and noses are always growing as you get older. That is due to gravity, not genuine growth.

• A human body is made up of almost 100 trillion cells.

• Eyelashes last approximately 150 days before they fall off.


• The average human brain is roughly three pounds in weight.
Human brain in x-ray view.

• A newborn brain weighs approximately 3/4 pound.

• Men’s brains are typically larger than women’s.

• Your blood has the same saltiness as the sea.

Our beautiful planet

• In Iceland, there are ice caves with hot springs.

• Every year, over 1200 tornadoes strike the United States.

Tornado over the ocean.

• Vitamin B12 is found in rain.

• Clouds appear white because they reflect sunlight from above.

• It’s possible that it’ll be too warm to snow, but it’ll never be too cold.

• Snow is made inside clouds and is made up of teeny-tiny ice crystals.

• The Sahara is the world’s largest desert (outside of the polar regions), covering almost one-third of Africa!

• The Earth is estimated to be between 4 and 5 billion years old, according to scientists.

• The Niagara Falls are on the boundary between the United States and Canada.

Niagara Falls

• Plants have been on the surface of the Earth for 400-500 million years.

Having fun with food

• Grapefruits get their name from the fact that they grow in clusters similar to grapes.

Red grapefruit

• Almonds and peaches belong to the same plant family.

• Raisins are dried grapes while prunes are dried plums.

• Red bananas have a reddish-purple peel and a strawberry-like flavour.

• Food provides us with energy, while vitamins and minerals aid in our growth.

• The rose family includes apples, pears, and peaches.

• Milk is a rich source of calcium, which helps develop strong bones.

• Milk’s calcium helps grow healthy teeth.

• Sweet potatoes are a root vegetable unrelated to potatoes.

Sweet potatoes

• Humans cultivate food from over 2000 different plant species.

Read also: Fun Facts for Your 11-year-old Kids

Extra facts

• People used to write on clay with sticks or their fingers before paper was invented.

• Soil is a living thing. It moves, changes, and grows all the time. The soil is full of tiny plants and animals.


• One cup of soil could contain more bacteria than people on the planet.

• The earliest toothpaste was composed of rock salt, dried iris flowers, pepper, and mint mixed with water.

• Every minute, two earthquakes strike somewhere on the planet.

• Cockroaches have been on the planet for roughly 300 million years, dating back to the time of the dinosaurs.

• Alaska is the state with the most earthquakes in the United States.

• If you hopped in a car and drove 55 miles per hour to the sun, it would take you 193 years to get there.

• 130 years ago, the first paper drinking straws were created. People used to drink from hollow rye grass before then.

White paper drinking straw.

• A power facility in the Netherlands uses methane, a gas derived from chicken poop, to power nearly 100,000 households.

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Written by James

James has always been intrigued by dinosaurs, the universe, technology, and animals. With a Bachelor of Computer Science and years of writing expertise, he joined World Amazing Facts in 2021 as a staff writer.

Our team at World Amazing Facts is committed to verifying the accuracy of our content. It's possible that we'll get something wrong, or that our knowledge may become obsolete. Please let us know if you see any errors in the information provided.

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