Did You Know?

Discover amazing facts about our world!

History Fact

Tap to reveal the fact!

History

The Great Wall of China is over 13,000 miles long.

Easy

Nature Fact

Tap to reveal the fact!

Nature

A group of flamingos is called a flamboyance.

Easy

Technology Fact

Tap to reveal the fact!

Technology

The world’s first smartphone was released in 1994.

Easy

Language Fact

Tap to reveal the fact!

Language

Scotland has 421 words for snow.

Easy

Animal Fact

Tap to reveal the fact!

Animals

Dragonflies cannot walk even though they have six legs.

Easy

Technology Fact

Tap to reveal the fact!

Technology

3D printing was invented in the 1980s and can now print food and even organs.

Easy

Space Fact

Tap to reveal the fact!

Space

Jupiter is so big that over 1,300 Earths could fit inside it.

Easy

Science Fact

Tap to reveal the fact!

Science

The only planet that rotates on its side is Uranus, with a tilt of about 98 degrees.

Easy

Octopus Fact

Tap to reveal the fact!

Animals

Octopuses have three hearts! Two hearts pump blood to the gills, and one heart pumps it to the rest of the body. Plus, when an octopus swims, the heart that delivers blood to the body actually stops beating!

Medium

Space Fact

Tap to reveal the fact!

Space

Sunsets on Mars are blue instead of red!

Easy

Language Fact

Tap to reveal the fact!

Language

The word "alphabet" comes from the first two letters of the Greek alphabet: alpha and beta.

Easy

Ocean Fact

Tap to reveal the fact!

Nature

Did you know that the ocean covers more than 70% of the Earth's surface?

Easy

Geography Fact

Tap to reveal the fact!

Geography

Mount Everest grows about 4 millimeters higher every year due to tectonic activity.

Easy

Language Fact

Tap to reveal the fact!

Language

The longest word in English is 189,819 letters long and is the chemical name for the protein Titin.

Easy

History Fact

Tap to reveal the fact!

History

The first Olympic marathon was 24.85 miles long, not the 26.2 miles it is today.

Easy

Animal Fact

Tap to reveal the fact!

Animals

A group of flamingos is called a “flamboyance.”

Easy

Science Fact

Tap to reveal the fact!

Science

The flowering plant titan arum, or “corpse flower,” can grow up to 12 feet tall and smells like rotting meat when it blooms.

Easy

Space Fact

Tap to reveal the fact!

Space

On Mars, sunsets appear blue instead of red.

Easy

History Fact

Tap to reveal the fact!

History

Ancient Egyptians used moldy bread to help heal wounds.

Easy

Animal Fact

Tap to reveal the fact!

Animals

A giraffe’s tongue is so long that it can even lick its ears.

Easy

Food Fact

Tap to reveal the fact!

Food

Honey never spoils. Archaeologists have found edible honey in ancient Egyptian tombs!

Easy

Food Fact

Tap to reveal the fact!

Food

The most expensive pizza in the world costs over $12,000 and takes 72 hours to make.

Easy

Nature Fact

Tap to reveal the fact!

Nature

Venus flytraps can snap shut in less than a second to catch prey.

Easy

Nature Fact

Tap to reveal the fact!

Nature

Some trees can live for thousands of years; the oldest is over 5,000 years old.

Easy

Technology Fact

Tap to reveal the fact!

Technology

Bluetooth technology was named after a Viking king.

Easy

Nature Fact

Tap to reveal the fact!

Nature

Bamboo can grow up to 91 cm (35 inches) in a single day.

Easy

Human Body Fact

Tap to reveal the fact!

Human Body

Your sense of smell is closely linked to your memories, and certain smells can trigger strong emotions.

Easy

Geography Fact

Tap to reveal the fact!

Geography

Canada has the longest coastline in the world, stretching over 202,000 kilometers.

Easy

Technology Fact

Tap to reveal the fact!

Technology

The first email was sent in 1971 by Ray Tomlinson.

Easy

Science Fact

Tap to reveal the fact!

Science

The Milky Way galaxy holds between 100 and 400 billion stars.

Easy

Geography Fact

Tap to reveal the fact!

Geography

Russia is the largest country in the world by land area.

Easy

Animal Fact

Tap to reveal the fact!

Animals

A shrimp’s heart is located inside its head!

Easy

Human Body Fact

Tap to reveal the fact!

Human Body

Your intestines are about 25 feet long from end to end.

Easy

Nature Fact

Tap to reveal the fact!

Nature

Butterflies taste with their feet.

Easy

Food Fact

Tap to reveal the fact!

Food

Carrots were originally purple before orange carrots became popular.

Easy

Language Fact

Tap to reveal the fact!

Language

Scotland has 421 words for snow, including “sneesl” (to start raining or snowing) and “flinkdrinkin” (a light snow).

Easy

Human Body Fact

Tap to reveal the fact!

Human Body

In an average lifetime, a person produces enough saliva to fill two swimming pools.

Easy

Nature Fact

Tap to reveal the fact!

Nature

Cacti can store hundreds of gallons of water in their stems.

Easy

Food Fact

Tap to reveal the fact!

Food

Carrots were originally purple, not orange.

Easy

Animal Fact

Tap to reveal the fact!

Animals

Wild seals are the only animals on the planet that can clap.

Easy

Language Fact

Tap to reveal the fact!

Language

The dot over the letters “i” and “j” is called a tittle.

Easy

Space Fact

Tap to reveal the fact!

Space

Mercury and Venus are the only planets in our solar system without moons.

Easy

Human Body Fact

Tap to reveal the fact!

Human Body

Your body has over 100,000 miles of blood vessels.

Easy

Language Fact

Tap to reveal the fact!

Language

There are about 7,000 languages spoken in the world today.

Easy

Animal Fact

Tap to reveal the fact!

Animals

Did you know that octopuses have three hearts? Two pump blood through the gills, while the third pumps it through the body.

Easy

Human Body Fact

Tap to reveal the fact!

Human Body

Your tongue print is unique, just like your fingerprints.

Easy

History Fact

Tap to reveal the fact!

History

The first computer was invented in the 19th century by Charles Babbage.

Easy

Science Fact

Tap to reveal the fact!

Science

Camels store fat, not water, in their humps. This helps keep them cooler in the desert.

Easy

Animal Fact

Tap to reveal the fact!

Animals

A starfish does not have a brain.

Easy

Animal Fact

Tap to reveal the fact!

Animals

Dolphins can shut off half of their brain while sleeping so they can watch for predators.

Easy

Human Body Fact

Tap to reveal the fact!

Human Body

The smallest bones in your body are inside your ear and could all fit on a penny.

Easy

Nature Fact

Tap to reveal the fact!

Nature

Bamboo can grow up to 91 centimeters (35 inches) in a single day.

Easy

Technology Fact

Tap to reveal the fact!

Technology

Samsung tests phone durability with a butt-shaped robot that wears jeans.

Easy

Geography Fact

Tap to reveal the fact!

Geography

Mount Everest grows about 4 millimeters higher every year due to tectonic activity.

Medium

Human Body Fact

Tap to reveal the fact!

Human Body

You are born with about 300 bones, but as you grow, some fuse together so adults have only 206 bones.

Easy

Food Fact

Tap to reveal the fact!

Food

Honey never spoils; archaeologists have found edible honey in ancient Egyptian tombs.

Easy

History Fact

Tap to reveal the fact!

History

The first-ever Ferris wheel was built in Chicago for the 1893 World’s Fair.

Easy

Geography Fact

Tap to reveal the fact!

Geography

The Amazon River is the second longest river in the world, after the Nile.

Easy

Human Body Fact

Tap to reveal the fact!

Human Body

Did you know that your nose can remember 50,000 different scents?

Medium

Science Fact

Tap to reveal the fact!

Science

A 40-year-old tree can store 1 ton of carbon dioxide, helping to clean the air.

Easy

Science Fact

Tap to reveal the fact!

Science

Climate change is melting glaciers, which could raise sea levels by up to 82 feet.

Easy

Science Fact

Tap to reveal the fact!

Science

Earth’s inner core is about 10,832 degrees Fahrenheit, hotter than the surface of the sun!

Easy

Technology Fact

Tap to reveal the fact!

Technology

The first video game ever created was called “Tennis for Two” in 1958.

Easy

Animal Fact

Tap to reveal the fact!

Animals

Only female mosquitoes bite humans; male mosquitoes drink flower nectar.

Easy

Science Fact

Tap to reveal the fact!

Science

The resurrection fern can survive being completely dried out for up to 100 years and come back to life when watered.

Easy

Nature Fact

Tap to reveal the fact!

Nature

The Amazon rainforest produces 20% of the world’s oxygen.

Easy

Technology Fact

Tap to reveal the fact!

Technology

The first computer mouse was made of wood.

Easy

Language Fact

Tap to reveal the fact!

Language

The word “bookkeeper” has three consecutive double letters.

Easy

Technology Fact

Tap to reveal the fact!

Technology

The first email was sent in 1971 by Ray Tomlinson.

Easy

Food Fact

Tap to reveal the fact!

Food

Cucumbers are 96% water.

Easy

Space Fact

Tap to reveal the fact!

Space

Black holes make a humming sound, but it’s too low for humans to hear.

Easy

Technology Fact

Tap to reveal the fact!

Technology

The first computer mouse was made of wood.

Easy

Space Fact

Tap to reveal the fact!

Space

Saturn is so light that it could float in water.

Easy

Geography Fact

Tap to reveal the fact!

Geography

Japan has one vending machine for every 40 people.

Easy

History Fact

Tap to reveal the fact!

History

The Olympic Games originated in ancient Greece over 2,700 years ago.

Easy

Space Fact

Tap to reveal the fact!

Space

A day on Venus is longer than a year on Venus because it rotates very slowly.

Easy

Language Fact

Tap to reveal the fact!

Language

The longest word in English is 189,819 letters long and is the chemical name for the protein Titin.

Hard

History Fact

Tap to reveal the fact!

History

The first-ever Ferris wheel was built in Chicago for the 1893 World’s Fair.

Easy

History Fact

Tap to reveal the fact!

History

The shortest war in history lasted only 38 minutes between Britain and Zanzibar in 1896.

Easy

Geography Fact

Tap to reveal the fact!

Geography

Africa is the only continent in all four hemispheres of the Earth.

Easy

Space Fact

Tap to reveal the fact!

Space

Stars come in different sizes and colors, from small red dwarfs to huge blue giants.

Easy

History Fact

Tap to reveal the fact!

History

Leonardo da Vinci could write with one hand and draw with the other at the same time.

Easy

Nature Fact

Tap to reveal the fact!

Nature

There are more trees on Earth than stars in the Milky Way galaxy.

Easy

Food Fact

Tap to reveal the fact!

Food

Bananas are berries, but strawberries are not!

Easy

Food Fact

Tap to reveal the fact!

Food

Peanuts are not nuts; they are legumes.

Easy

Space Fact

Tap to reveal the fact!

Space

There are more stars in the universe than grains of sand on all the beaches on Earth.

Easy

Animal Fact

Tap to reveal the fact!

Animals

Elephants are the only mammals that can’t jump!

Easy

Technology Fact

Tap to reveal the fact!

Technology

The first website ever created is still online.

Easy

Animal Fact

Tap to reveal the fact!

Animals

Cows and horses can sleep while standing up.

Easy

Science Fact

Tap to reveal the fact!

Science

Lightning is five times hotter than the surface of the sun.

Easy

Nature Fact

Tap to reveal the fact!

Nature

Lemons float in water, but limes sink because limes are denser.

Easy

Animal Fact

Tap to reveal the fact!

Animals

Cats have 32 muscles in each ear, helping them hear even the slightest sounds.

Easy

Language Fact

Tap to reveal the fact!

Language

The word “alphabet” comes from the first two letters of the Greek alphabet: alpha and beta.

Easy

Space Fact

Tap to reveal the fact!

Space

The Sun is so massive that more than one million Earths could fit inside it.

Easy

Space Fact

Tap to reveal the fact!

Space

Jupiter’s Great Red Spot is a giant storm that has been raging for over 400 years.

Easy

Science Fact

Tap to reveal the fact!

Science

A teaspoon of a neutron star would weigh 6 billion tons because it is incredibly dense.

Easy

Geography Fact

Tap to reveal the fact!

Geography

There are 195 countries in the world today.

Easy

Language Fact

Tap to reveal the fact!

Language

The only word in English that ends with “mt” is “dreamt”.

Easy

Technology Fact

Tap to reveal the fact!

Technology

Samsung tests phone durability with a butt-shaped robot that wears jeans to make sure phones survive being sat on.

Easy

Space Fact

Tap to reveal the fact!

Space

The Moon’s gravity is what causes the tides on Earth.

Easy
Show me more facts!