Is Ruben's Five Star Academy A Tribal School?

Is Ruben's Five Star Academy a tribal school?

No . Ruben's Five Star Academy is not a Tribal school.

What is the Tribal Colleges and Universities (Carnegie)?

An institutional classification developed by the Andrew W. Carnegie Foundation for the Advancement of Teaching. Tribal Colleges and Universities, with few exceptions, are tribally controlled and located on reservations. They are all members of the American Indian Higher Education Consortium.