California Heights Parent Participation Nursery School is a cooperative preschool that has been active in the community since its founding 65 years ago. It is a private, five day a week school. As a co-op, the school is an organized group of parents working for the mutual benefit of the children's education. To this end, school is taught by the parents of the enrolled children, each working one day per week from Fall through Spring. School lasts from 9:30am to 12:30pm. It has an enrollment of 12 children, all between the ages of 2.5 to 5.