The metacognitive performance of four groups of students was examined. The students' processes of visual analysis and discrimination of real-life pictures were used to measure metacognition. There were 61 participants: 18 hearing students, 18 deaf and hard of hearing students, 16 students with mild mental disabilities, and 9 students with physical…

The influence of visual and auditory factors and intonational emphasis on sentence comprehension skills of young normal and mentally handicapped children was studied, using the Sentence Comprehension Test. (Sample items are appended). (Author/MH)

This booklet examines the educational value of jigsaw puzzles and gives practical suggestions on how to select and make them for use by children ages 1 through 8. It asserts that jigsaw puzzles provide children with the opportunity to develop problem-solving strategies, and discusses a theory of adult-child interaction that encourages the…

The development of sensory and perceptual ability in infants is an important area of infancy research. This book reflects current knowledge of perceptual development and points to some of the many questions that remain unanswered. The book is divided into four parts. Part 1, "How the Visual System Develops: Normal and Abnormal…

The problem investigated in this study was formulated against a background of the theory of affordance as it was tested with the famous "Visual Cliff" experiment. The present study is based on the assumption that perceivers can detect transformational as well as structural invariants not only in the context of the classical "Visual…