This report delves into the principles of integrated working and collaborative practice within early childhood settings, emphasizing their role in enhancing outcomes for children and young people. It identifies and analyzes two types of multi-purpose teams—extended schools and childcare centers—outlining their respective roles and purposes. The report provides examples of integrated working, such as the practices of health visitors and childcare practitioners, and evaluates the challenges they face, including family engagement and communication with diverse clients. Opportunities for developing integrated working, such as job shadowing, are explored, along with the necessary knowledge, skills (including leadership and teamwork), and the role of management in fostering collaboration. The report highlights the advantages of developing collaborative practice areas, such as creating a skilled workforce, and concludes by emphasizing the importance of integrated working and collaborative practice in providing high-quality environments for children's well-being and growth. The report utilizes relevant references to support its findings and recommendations.