Cal. Education Code § 33350

The State Department of Education shall do all of the following: (a) Adopt rules and regulations that it deems necessary and proper to secure the establishment of courses in physical education in the elementary and secondary schools. (b) Compile or cause to be compiled and printed a manual in physical education for distribution to teachers in the public schools of the state. (c) Encourage school districts offering instruction in kindergarten and any of grades 1 to 12, inclusive, to the extent that resources are available, to provide quality physical education that develops the knowledge, attitudes, skills, behavior, and motivation needed to be physically active and fit for life; to provide daily recess periods for elementary school pupils, featuring time for unstructured but supervised play; to provide extracurricular physical activity and fitness programs and physical activity and fitness clubs; and to encourage the use of school facilities for physical activity and fitness programs offered by the school, public park and recreation districts, or community-based organizations outside of school hours.