Fast food in America is popular around the world, such as KFC and McDonalds. Many people choose to eat fast food because it is so convenient and can save a lot of time, especially for the children, who eat a lot because they like the food so much. It is known to all that childhood obesity is the serious problem in America because of the fast food culture. The government even start to talk food topic in the classroom. They expect that kids can learn to make better food choice. How to eat balanced diet has been the necessary topic for the Americans, and the young kids must eat right.