The primary emphasis of the D.C. SSPACE program, which introduced computers and previously developed computer curricular materials into the secondary schools of the District of Columbia and studied the adoption process, was on adoption and not development. The program is described from its initial funding under the Human Resources Research Organization to the change-over of program management by the participants themselves. This report includes detailed usage information, an outline of program development, the project's impact on teachers and students, and monitoring details. Attendance and achievement data are offered in support of the focus of the program, and recommendations for continuing development of the program are outlined. (RAO)