The purpose of this juvenile justice workbook is to explore the current challenges in meeting the social developmental needs for youth in the juvenile justice system. This workbook will explore strategies for addressing these challenges at a policy and practice level. The attempt to improve social developmental needs requires the promotion of a practical application outlook for juvenile justice students and workers to provide a service to manage behaviors, along with learning about the offender in order to manage and address specific needs. The purposes of this workbook will be (1) to examine the current juvenile justice practices by which juvenile justice workers provide services and (2) to study core case procedures that juvenile justice workers are using to meet youth offender's needs, and (3) to analyze those practices that exist for juvenile justice worker to meet social developmental needs.