Early childhood professionals-learn the nuts and bolts of activity-based intervention (ABI), the trusted, child-directed approach for young children birth to 5. With the fourth edition of this classic textbook and professional guide-now expanded by 30%!-you'll discover how to embed learning opportunities in everyday activities to help children acquire and generalize functional skills and reach their developmental goals. You'll get a comprehensive introduction to the benefits, challenges, and foundations of ABI, and you'll find in-depth guidance on how to apply this popular approach with children in center- and home-based programs. Case stories, examples, and sample forms throughout clarify important points and procedures. Updated with practical new information on ABI training, implementation, and more, this book is a keystone of professional preparation for early interventionists and special educators. Implement ABI in multiple settings with diverse groups of young children, including kids with disabilities and those at risk Create multiple and varied learning opportunities within young children's natural routines and interactions Seamlessly link screening, assessment, goal development, intervention, and evaluation Develop individualized IFSP and IEP goals Observe children before and after intervention to determine next steps Understand and address the challenges of establishing evidence-based practices Work as a team with other professionals and families WHAT'S NEW: New chapters on conducting high-quality child observations, applying ABI in centers and in homes, and using ABI with children who have significant disabilities Expanded information on key topics, including training paraprofessionals on ABI and keeping families involved Updated course companion website with PowerPoint slides, study questions, and application activities