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Could you imagine what life would be like without lights that you can turn on and off with the flick of a switch? Think of it, we could not play indoor sports at night with only candle light. It would also be very hard to light up a big building or even a house.
People used to light rooms, houses, and buildings with only small candles. Learn how the light bulb was made, who invented of it, and the problems he had to overcome to create one of the greatest inventions of all time!
Edison invented many things like the light bulb and phonograph. He also did some work on the telegraph. Some people think Thomas Edison was the greatest inventor of all time! |
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Light
Bulbs
Thomas
Edison