Transitioning to school and between educational settings is a significant milestone for children and families. Successful transitions lead to better outcomes for children and enhance continuity of learning and development. A successful transition occurs when a child and their family feel a sense of belonging in their new environment. Educators, teachers, and school and service leaders can use the evidence-based practices presented in this guide to support children with disability or developmental delay as they transition to their first year of school. It is designed to help services and schools work together to achieve more successful transitions.