Activity Workshop scheduled and packed into Cost Estimate Plan School. Individual meeting at the time of there teacher discipline collision, good intern conflict teacher with sejawat or teacher with student. (2) Execution supervision activity Observation class by headmaster visit class to see directly ability teacher teach. Result of research indicate that (1) Compilation program supervise instruction every early school year, in the form of activity class observation, individual meeting, staff meeting, senior tuition, workshop, permit and training learn. Source of data headmaster, curriculum area headmaster proxy, student and teacher. Data collecting observation, documentation and interview. This research aim to for the mendeskripsikan of process compilation program, program execution and factors influencing execution supervise instruction by headmaster at SMPN 12 Banda Acheh. : Supervise instruction represent one of activity able to improve teacher performance.
