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Computer

Adapted from Wikipedia · Explorer experience

A desktop computer with a monitor, part of the ThinkCentre series.

What is a Computer?

A computer is a special machine that can do many jobs. It can solve problems, play games, and help us talk to people far away. Computers follow steps called programs to do these tasks.

Computers are all around us! You might have one at home, school, or even in your pocket as a smartphone. They help run the Internet, letting people and devices talk to each other from all over the world.

How Computers Work

Computers started out doing just simple calculations. Now, they are super fast and can do much more. They help us in many ways, like watching videos, drawing pictures, and learning new things.

Fun Facts About Computers

  • Early computers were people who did math by hand! The word “computer” used to mean a person who solved problems with numbers.
  • Today, computers use tiny parts called chips to work super fast.
  • Computers can be found in many things, like microwave ovens, personal computers, and even toys!

Computers change how we live, work, and have fun. They are amazing tools that help us every day!

Images

An IBM System/360 mainframe computer on display at the Computer History Museum.
The Summit Supercomputer – a powerful machine used for advanced research and calculations.
NASA female computers working with calculators in the 1950s, contributing to important space research.
The Ishango bone is an ancient tool with engraved symbols, believed to be one of the earliest known mathematical artifacts, displayed at the Royal Belgian Institute of Natural Sciences.
An ancient Greek mechanical device called the Antikythera mechanism, used to track the movements of the sun, moon, and stars over 2,000 years ago.
An old slide rule used for simple math calculations like multiplying numbers.
Portrait of Charles Babbage, an English mathematician and inventor known for his work on early mechanical computers.
An antique mechanical calculator known as a Difference Engine, displayed in a museum in Seattle.
An 1879 engineering sketch of an early tide-predicting machine, showing its mechanical design and components.
A sleek silver LYF WATER 2 smartphone, showcasing its front design.
An abacus, an ancient tool used for calculations.
An early mechanical calculator invented by Charles Babbage in the 1800s.
An early electro-mechanical calculator invented by Leonardo Torres Quevedo in 1920.

This article is a child-friendly adaptation of the Wikipedia article on Computer, available under CC BY-SA 4.0.

Images from Wikimedia Commons. Tap any image to view credits and license.