Research shows that kids with disabilities perform better in mixed classes while general ed kids do just as well academically and gain important social skills. (insideschools.org)
They had signed up 120 schools that teach pupils in sets, but found it impossible to find the much smaller school sample for mixed classes. (schoolsweek.co.uk)
Mixed class itineraries are allowed, but you will be charged the highest - class mileage price for the whole itinerary. (thepointsguy.com)