Why do noodles come in so many shapes?

Who invented noodles? How many kinds of noodles are there? Are noodles good for you? For free home activities sign-up at www.WhoSmarted.com   See omnystudio.com/listener for privacy information. See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.