Inventions for Kids
Every invention began with someone asking "what if?". These lessons tell the stories behind the wheel, paper, the telephone, penicillin and the smartphone, explaining how each idea worked, who helped to create it and how it changed daily life.
All 54 Inventions topics
The Wheel
The wheel was invented in Mesopotamia about 5,500 years ago.
Discovering Fire
People learned to control fire hundreds of thousands of years ago.
The Invention of Writing
Writing began about 5,000 years ago with pictures and wedge marks in Mesopotamia and hieroglyphs in Egypt.
Paper
Paper was invented in China around 105 AD by Cai Lun, who used bark and rags.
The Compass
The magnetic compass was invented in China and later helped sailors navigate far from land.
The Telescope
The telescope was developed in the Netherlands in 1608 and improved by Galileo, who discovered Jupiter's moons.
The Microscope
Microscopes make tiny things look bigger.
The Steam Engine
Steam engines use steam to push pistons and create motion.
The Electric Light Bulb
Thomas Edison developed a practical long-lasting light bulb in 1879.
The Telephone
Alexander Graham Bell patented the telephone in 1876.
The Radio
Guglielmo Marconi sent radio signals across long distances in the 1890s.
Television
Television turns light and sound into signals sent to your set.
The Automobile
Karl Benz built the first practical petrol car in 1885.
How Planes Fly
Planes fly because wings are shaped to create lift as air flows over them.
The Bicycle
The modern bicycle with pedals, chains and equal-sized wheels developed in the 1800s.
The Camera
Early cameras captured an image on a light-sensitive plate.
A Short History of Computers
Early computers were as big as rooms.
Smartphones
A smartphone is a pocket computer with a camera, touchscreen and apps.
The Refrigerator
Fridges keep food cold to slow bacteria growth so it stays fresh longer.
Penicillin
Alexander Fleming discovered penicillin in 1928 when mould killed bacteria in a dish.
X-rays
X-rays are invisible rays that pass through soft body parts but not bones.
Mechanical Clocks
Early people told time with sundials and water clocks.
Eyeglasses
Glasses were invented in Italy in the 1280s to help people see clearly.
Submarines
Submarines travel underwater by filling and emptying tanks with water to dive or rise.
The Electric Motor
An electric motor changes electrical energy into movement using magnets and coils.
The Washing Machine
Early washing machines were hand-cranked tubs.
The Sewing Machine
The sewing machine was invented to stitch fabric faster than by hand.
The Vacuum Cleaner
A vacuum cleaner uses suction to pull dust and dirt from floors and carpets into a bag or container.
The Hot Air Balloon
A hot air balloon rises because the air inside it is heated, making it less dense than the cooler air outside.
The Parachute
A parachute slows a falling person or object by catching air in a large fabric canopy.
The Helicopter
A helicopter flies using rotating blades that push air downwards, creating lift.
The Jet Engine
A jet engine sucks in air, compresses it, mixes it with fuel, burns it and pushes the hot gases out of the back.
The Escalator
An escalator is a moving staircase that carries people up or down.
The Elevator
An elevator carries people between floors of a building.
The Ballpoint Pen
The ballpoint pen uses a small rotating ball at its tip to spread ink evenly onto paper.
Pencils
Pencils use a core of graphite mixed with clay, which leaves marks on paper.
The Toothbrush
Early toothbrushes were made from sticks and feathers.
Soap
Soap is made by mixing fats or oils with a strong alkali.
The Zipper
A zipper joins two edges of fabric by interlocking small teeth.
Velcro
Velcro is a fastening system with two strips, one with tiny hooks and one with soft loops.
The Skateboard
A skateboard is a short board with wheels that can be used for transport, sport or tricks.
The Traffic Light
Traffic lights control the flow of cars and people at junctions by showing red, amber and green lights in a set order.
The Umbrella
An umbrella is a folding frame covered with fabric that protects people from rain and sun.
The Calculator
A calculator is a device that performs mathematical operations quickly and accurately.
The Abacus
The abacus is one of the oldest calculating tools.
The Thermometer
A thermometer measures temperature.
The Stethoscope
A stethoscope is a medical tool that lets doctors listen to sounds inside the body, such as the heartbeat and breathing.
The Bandage
A bandage is a strip of cloth or material wrapped around a wound to protect it and help stop bleeding.
The Hearing Aid
A hearing aid is a small electronic device worn in or behind the ear to make sounds louder for people with hearing loss.
The Pacemaker
A pacemaker is a small device placed inside the chest that helps control a heartbeat that is too slow or irregular.
The Lawn Mower
A lawn mower cuts grass to keep lawns neat.
Rubber Tyres
Rubber tyres are the outer layer of wheels that grip the road and absorb bumps.
Glass Bottles
Glass bottles store liquids safely and can be reused or recycled.
Matches
Matches are small sticks with a tip that lights when rubbed against a rough surface.
Frequently asked questions about Inventions
What is an invention?
An invention is a new device, method or process that solves a problem or meets a need. Many inventions build on earlier ideas.
Who is the most famous inventor?
Many people are famous, including Thomas Edison, Alexander Graham Bell and Marie Curie. Most inventions were the work of many people over time.
How can children invent things?
Try designing a simple machine, a bridge from spaghetti or a new game. Write down your ideas, test them and improve them.