What cles do I need to take in college to become a mechanical engineer?

I'm a freshman in highschool and I want to be a mechanical engineer and I want to go to University of Colorado in Boulder. I'm doing a college project and I need to know what I need to get in there. What cles I need to take and how long? How much money I need to have? What do I need to have or buy? What would I have to do if I faild a cl? How much would the books be? Whats the moving costs? Is there any more information that I might need to know?