This document discusses principles of school administration and supervision. It outlines 12 principles that should guide administration, including encouraging teacher participation, developing curriculum for continuous student growth, utilizing all school facilities, assigning personnel efficiently, and formulating policies democratically. It also discusses the need for democratic administration and efficient supervision. The success of any school system depends on these. Finally, it provides a brief history of education being established as a state function in the 1987 Philippine Constitution, which mandates the state establish, maintain and support education.