Computer History
By bofather
@bofather (106)
China
June 11, 2007 7:47am CST
Who invented computer?What was it like when it was invented?What was it used for at that time?How did it change?Would you like to know all the answers to these questions?Let's find out them below.
500 B.C.-Abacus was invented in Babylonia.It was a calculator.It was made of strings and beads.Some people still use abacus today.They say abacus is faster than computer!
1642-A French scientist invented the first automatic calculator.It did not run by electricity.It ran by gears and wheels.People didn't calculate by their own brain,but they had to olperate gears and wheels with their hands.
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