This trusted text and teacher resource is now in a revised and updated fifth edition, reflecting key advances in the science of reading. It covers the "whys," "whats," and "how-tos" of systematic reading assessment in grades K-8. The authors provide a roadmap and practical tools for evaluating students' strengths and needs in each component of reading, resulting in a seamless integration of assessment, evidence-based instruction, and intervention. Essential topics include evaluating the comprehension of beginning readers, assessing older struggling readers, supporting English learners, and preparing diagnostic reading reports. In a convenient large-size format, the book includes 30 reproducible and downloadable tools, plus an online-only appendix with an additional multipage assessment.

New to This Edition

• Explicitly connects assessment guidelines to the science of reading.
• New chapter on morphology and significantly revised chapters on orthography and assessment of holistic reading.
• Aligns with the NAEP 2026 reading framework and definitions.
• Fully updated research, additional instructional resources, and two new assessments--Text Analysis Tool and Reading Engagement Scale.