It works on the basis that every single person does as they are supposed to, and everyone hopes they do. I think it's great that you'll be able to help lower school and vice versa, but there will always be problems. Those problems are what everyone is worried about.
- Some year 7's will be a little upset by the big 6ft monsters of year 11's, but some will like it.
- People won't feel that they're not really part of anything, others will feel they're in a more mixed environment
- Some higher-school students will feel they have no reason to get involved people from the lower school, others will see it as another opportuinity to help