Book excerpt: This book demonstrates the many ways classroom walkthroughs can be used for continuous, systemic, long-range school improvement. Woven throughout the book are eighteen different models of walkthroughs that have been successfully implemented in schools across the country. An effective tool for improving teaching and learning, this book demonstrates that there is no "one-size-fits-all" walkthrough model. It shows you how to use classroom walkthroughs to meet the specific needs of your school.