California Code, Education Code - EDC § 56441.4

(a) The regular public or private nonsectarian preschool program.

(b) The child development center or family day care home.

(c) The child's regular environment that may include the home.

(d) A special site where preschool programs for both children with disabilities and children who are not disabled are located close to each other and have an opportunity to share resources and programming.

(e) A special education preschool program with children who are not disabled attending and participating for all or part of the program.

(f) A public school setting which provides an age-appropriate environment, materials, and services, as defined by the superintendent.