Complex sentence: Schools are places where directors, administrators, teachers, and parents act as a community to educate students in local values--which, in many places, radiate from religious institutions such as churches, temples, and synagogues.
Split into simpler sentences: Schools are places where directors, administrators, teachers, and parents act as a community to educate students in local values. In many places, these values radiate from religious institutions such as churches, temples, and synagogues.