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The Z1 was a mechanical computer designed by Konrad Zuse from 1935 to 1936 and built by him from 1936 to 1938.
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This computer was destroyed in the bombardment of Berlin in December 1943, during World War II, together with all construction plans.
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Steve Russell & MIT Spacewar Computer Game. The first computer game invented.
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Douglas Engelbart invented the Computer Mouse & Windows. Nicknamed the mouse because the tail came out the end.
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Faggin, Hoff & Mazor Intel 4004 Computer Microprocessor. The first microprocessor.
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Scelbi & Mark-8 Altair & IBM 5100 Computers. The first consumer computers were invented in 1974.
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Apple Computer launched the Macintosh, the first successful mouse-driven computer with a graphic user interface.
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The Pentium microprocessor is released.
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The iPad is a line of tablet computers designed and marketed by Apple Inc., which runs Apple's iOS operating system.
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Abacus: The abacus, the first known calculator, was invented in Babylonia. Invented 2400 B.C