Regional school districts may be organized for the establishment of schools for the purposes enumerated in this section:

(1)  To operate all schools and educational services;

(2)  To operate elementary or secondary schools;

(3)  To operate vocational or technical schools;

(4)  To operate a community college; and

(5)  To operate other schools as the people of the regional school district may determine, subject to the approval by the board of regents for elementary and secondary education.