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Things that led to the first mechanical computer being made
The abacus (seen in the photo), the calculator and the tablet machine. -
The first mechanical computer
The computer made by Charles Babbage is not what people would consider a computer is today but his invention led to the computers we all use today. -
The first programmable computer
The first programmable computer was invented by a German man called Konrad Zuse. It was invented between 1936-1938 and was given the name the Z1. -
The first programmable electric computer
The first programmable electric computer was named the colossus and was invented by Thomas Flowers -
The first digital computer
The first digital computer was invented by John Vincent Atanasoff and Cliff Berry. While it was invented in 1943 the computer wasn't made until 1947 -
The first computer with ram (the whirlwind machine)
Created by MIT -
The first mass market computer
Titled the programma 101, it was sold to the public at the small price of $3,200 -
The first PC (personal computer)
The Altair 8800 was invented by Ed Roberts and was sold to the public at $750 -
The first Apple computer
The first Apple computer was made in 1976 and was sold for $666. It had 4 kilobytes of memory but could be extended to 8 kilobytes. -
The Apple II
The Apple II was released in 1977 and could display up to 6 colours at a time -
Apple III
The Apple III was released in 1980 -
The first portable laptop
Titled the Osbourne I this computer was made in 1981 and had a 5 inch screen, 64 kilobytes of memory and weighed 12 kilograms -
The iMac G3
The first iMac was released in 1998 and had at most one gigabyte of memory -
The 2007 IMac
The iMac released in 2007 had a maximum of 4gbs of ram/memory -
The 2012 iMac
8Gbs of ram -
The 2017 IMac
24 inch screen and a maximum of 64Gbs of ram
