During 1988-89, the Staff Development Program in Mathematics, Science, and Computer Science provided turnkey training programs, workshop sessions organized and conducted by community school districts, and training activities jointly undertaken by borough-based assistance centers and district personnel. This report describes the program background, scope of the evaluation, and evaluation procedures. Overview of the major activities and findings of following six programs are reported: (1) Staff Development Program for grade six mathematics; (2) Mathematics Resource Center; (3) Science Technical Assistance Centers program; (4) District Staff Development program for science; (5) Computer Leadership Training; and (6) Computer Repair Program. Based on the findings, seven recommendations are made. (YP)