Book excerpt: This book by Sheryn Spencer Waterman follows the bestselling Handbook on Differentiated Instruction for Middle and High Schools. With numerous examples and strategies, it is an all-inclusive manual on assessing student readiness, interests, learning and thinking styles. It includes examples of: Pre-, Formative and Summative assessments -Informal and formal assessments -Oral and written assessments -Project and performance assessments -Highly structured and enrichment assessments for struggling to gifted students -Assessment tools and rubrics