Attempts to integrate recent models of social systems based on age and cognitive personality research with research on adolescence. Presents a conceptual model of how adolescents set personal goals, construct cognitive strategies, and evaluate their success in an age-graded sociocultural context. Discusses future directions for research based on…

A program at the Model Preschool Center for Handicapped Children at the University of Washington's College of Education enrolled 11 children with Down syndrome, 18-36 months of age. The program sought to accelerate and maintain the motor and cognitive skills of the children; to encourage parent involvement; to provide training to students,…