1. Inventions, Computers, Internet, and More! By Kylie Snyder

2. Introduction What do you know about computers and who invented them?] Would you like to learn?

3. Contents Early computational devices Early computers Generations and main componentsGenerations and main components Inventors/developers Internet

4. Early Computational Devices Abacus-invented by the Chinese around 2600 B.C., it is the oldest known calculating device in history.

5. Early Computers ENIAC- electronic numerical integrator computer, considered to be the digital computer that was built in the 1940’s in the USA. Mark1-invented by Howard Aiken and Grace Hopper. EDSAC-Second practical store-program computer. EDVAC-early electronic computer. UNIVAC-early models were vacuum tubes.

6. Generations and Main Components First generation-vacuum tubes Second generation-transistor Third generation-keypads and monitors Fourth generation- microprocessor Fifth generation-artificial intelligence

7. Inventors/Developers Steve Jobs-invented Apple 111, USB mouse, ipod, iMac G4, glass staircase, and ipad. Steven Wozniak-helped create the Apple computer company with Steve Jobs in 1976 Bill Gates-founded Microsoft in 1985 Time Berners Lee- created the World Wide Web

8. Inventors/Developers Marc Andreesen-co-founder and VP of Technology of Netscape Communications Corporation Charles Babbage-invented the difference engine and the analytical engine Herman Hollerith-invented computer punch cards Blaise Pascal-a french mathematician, physicist, inventor, writer, and catholic philosopher

9. Inventors/Developers John Von Neuman- Hungarian mathematician Eckert and Mauchly- Developed ENIAC Paul Allen-co founded Microsoft Formation of Microsoft-was formed in 1983 Formation of Apple Computer, Inc- was formed in 1977

10. Internet Birth of the Net-started in 1957 when Sputnik was launched by the Soviet Union First Browser-first widely used browser was Mosaic ARPANET-first wide area packet switching network

11. Summary What have you learned? There are so many things that have helped us in life, and so many great inventors who invented them! I hope you enjoyed it!