Great Big World of Computers – History and Evolution : 5th Grade Science Series

Computers interact with a number of different devices to exchange information. These devices include the keyboard, mouse, display, hard drive, printer and more.

Computers as we know them today only really started being made in 1980.

Colossus was the world’s first electronic digital programmable computer.

Early electronic computers, developed around the 1940’s, were the size of a large room and consumed huge amounts of electricity.

considered a “father of the computer”.

The abacus is the most ancient calculating device known. The abacus is also called a counting frame.

The abacus was initially used for arithmetic tasks.