Thomas Alva Edison was one of the greatest inventors in the world. When he was a child, Edison was a curious boy. He always had a lot of questions about the world around him like how, why. The adults around him were confused, not sure how to answer him. Although he did not go to school, Edison was always keen on studying and researching. At the age of eleven, Edison read the Encyclopedia of Science. His passion for science and eagerness to make Edison become a scientist. He has left many inventions, including inventions of great importance: electric bulbs. Over time, he came to the conclusion that light can be created by heating a bright object. First, he took very thin metal wire and then passed the electric current, but soon the wire burned