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Gutenberg invented the printing press. It is important because you woudln't get to print things without it.
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Louis Daguerre recorded images made by a camera obscura on metal plates. These pictures were called daguerrotypes.
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Latham Sholes invented the typewriter. The person using a typewriter is called a typist.
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Alexander Graham Bell invented the telephone in 1876, but his idea began forming as early as 1874.
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Thomas Alva Edison invented the phonograph. He also invented the incandescent light bulb and the motion picture machine. The phonograph was used for recording and playing back sound.
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Gugliemo Marconi invented the radio. It allowed people to hear news and music broadcasted from great distances.
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Colors fill our world with beauty. We use color.
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Television was developed by a bunch of people. It was important because we need to see important things like the news.
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Chester Carlson invented the photocopier. It was important because you can print stuff and it works faster.
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The computer is important because you can look up important facts.
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Douglas Engelbart invented the mouse to help with computers by moving the mouse across a table top. It moves a pointer to select things.
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Steve Jobes and Steve Wozcniak invented the personal computer. Computers are very powerful and expensive.
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Tim Berners-Lee invented the Internet. It allows us to talk to friends, send messages and emails, and find information easily.
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Egyptians created the first papyrus. The Chinese invented paper as we know it in 105 AD. Paper is important in communication because people can write letters, do art, and write rules on it.
