A lot of people can do what I can do, but they need training first. It's not so much the job itself that's difficult, it's the dedication and patience required to run around and do everything while having a positive attitude. There's quite a lot to do in my departments, and if you're not careful, you can quickly fall behind and have no hope of catching up. Thirteen year olds tend to lack the motivation and real world experience, so I would say no, but there's probably an exception or two out there.
Plus you need to know how to make a 16 oz. half-caf iced mocha breve, single shot.