I am doing the light bulb.The light bulb help you see in the night.It is white and round.Now it looks like a fluorescent light bulb. Thomas Edison invented the light bulb.People that need light used the light bulb. This invention was creaated because Edison wanted to make al light bulb that ran by this in Walmart,Home Depot and Target or more markets.This invention was created in 1879. It changed our lives because now we can see in the nigh. Another interesting information is that there is a a lot more lights.