This booklet describes the Saturday School, a school and home learning program for four-year old children, which emphasis the identification and remediation of learning problems. The program includes: (1) individual diagnosis of children's needs and abilities, (2) half-day Saturday school sessions, (3) weekly home teaching visits, and (4) parent follow-up activities. Children with problems are identified and diagnosed during initial screening and observed and evaluated throughout the year. Inservice teacher training, consultation by specialists, and parent involvement are important aspects of the program. Handicapped children are integrated into regular classes. Both retarded and learning disabled children have made substantial gains and maintained these gains in regular elementary school situations. Several case studies are included. (ED)