This series for teachers and teacher trainers gives sound, straightforward advice on good teaching methods, and practical suggestions for lessons and activities. Instructional Assessment documents groundbreaking research and field-work with students learning English as a new language. This book meets the critical need of assessing and planning instruction for ESL and Bilingual students white giving guidelines for differentiating students with language disorders. Case studies provide examples off: -- How to collect and use student-oriented assessment information -- Assessing oral language development -- Differentiating language disorders from limited English proficiency -- Practical suggestions for performance-based assessment -- Effective team planning -- Ideas for implementing and monitoring effective instructional programs