The book is a highly readable integration of the latest assessment policies, and includes valuable information regarding young children with special needs and English Language Learners--topics that have rarely been touched upon in other textbooks. Focusing on practical applications of key concepts, this text provides a knowledge base of what every…

The application of Piaget's theory of cognitive development to the assessment of mental ability of the mentally retarded is presented. Following a discussion of developmental theories and diagnosis of mental development, testing interviews demonstrate the limits of cognitive thought at each of three stages. Abnormal intellectual oscillations are…