This report presents a final assessment of the early implementation of the School-to-Work (STW)/Youth Apprenticeship Demonstration programs and participants. Chapter I describes the evolution of STW policy. Chapter II discusses marketing methods, the student selection process and selection criteria, reasons for student participation, and number and characteristics of participants. Chapter III discusses how programs organized the school setting to facilitate student learning and describes ways in which sites arranged curricula. Chapter IV examines these topics: challenges of employer recruitment; student placement; types and scope of workplace activities; and work-site staff members' roles. Chapter V describes how employers and school staff communicated and integration strategies pursued. Chapter VI discusses job placement assistance, education and training linkages, and actual postsecondary transitions. Chapter VII discusses counseling on career issues, academic achievement, and personal problems. Chapter VIII examines the types of partners and resources that the demonstration programs mobilized. Each chapter ends with a summary of issues that affect that specific component. Chapter IX presents a summary of the major findings and recommendations for policies and strategies that may facilitate the development of future STW initiatives. Appendixes contain 17 references, description of demonstration site programs, and student data forms. (YLB)