This article explores efforts to reform physical education programs through the use of high-stakes assessments. It describes past reform efforts that were unsuccessful and shares lessons learned from South Carolina's reform process. The authors provide a first-hand account of implementing standards-based reforms and assessments in South Carolina. They discuss the development of standards, challenges of the reform process, and organizational structures needed. The authors conclude that successful reform requires participation at all levels, continuous teacher development, and sustained funding for assessments.