This document discusses a study that evaluated the effects of a principal's instructional supervision on academic performance at Sameta Primary School in Kisii, Kenya. The study found that the principal used various instructional supervision techniques including observation, questioning, and peer review. However, most teachers did not use thematic learning to determine syllabus coverage. The study recommended that the principal devise additional instructional supervision methods to improve academic standards. Overall, the document examines how a principal's oversight of teaching and learning impacts student performance.