Project carried out under Contract No. PH 43 65-1011 between the Public Health Service, National Institutes of Child Health and Human Development and the Fels Research Institute.

Part I of a 3-part report. See also AA 501 769 through AA 501 772.

Research supported by U.S. Public Health Service grant K3-MH-10, 749. Disadvantaged Youth

This study investigates the onset at periodic intervals in the age range of about two to five years of various kinds of recurrent and systematic errors in word choice and/or syntactic structure. Acquisitional processes and their implications are outlined. Sections address: (1) the kinds of processes that can be inferred to underlie errors…

The instructor's manual is designed for inservice training on using cognitive behavior modification with mainstreamed emotionally disturbed adolescents. The theoretical rationale and general principles are discussed, and activities to help the instructor explain the tenets are described. The importance of recordkeeping is emphasized. The second…

Basic fraction concepts are viewed as the seedbed for many important mathematical ideas including the notions of equivalence, inverse, decimals, probability, ratio, and proportion. It is viewed that a critical component of children's mathematical knowledge necessary for success in certain fractional number contexts appears to be intellectual…

Recent research studies and texts in composition demonstrate the growing belief that students' difficulties with the writing tasks assigned to them are inextricably linked with their difficulties in handling complex cognitive processes. Through appropriate writing activities, students can be provided with practice in the intellectual functions…

This review of two distinct areas of research--brain research and psycho-epistemology--indicates a possible link between the two which may potentially help to identify an as yet unknown molar trait which could be responsible for divergent opinions regarding teaching and learning theories, and may help to explain differential achievement when these…

This review of ideas from cognitive and educational psychology that are related to the problem of how to teach non-programmers to use computers explores two techniques. The first one discussed is the effects of concrete models on people's understanding and learning of new technical information such as computer programming. Research results provide…

Piaget's egocentrism and Witkin's psychological differentiation are important constructs in theories of cognitive development. A comparison of these concepts could lead to an increased understanding of cognitive development in the older adult. In a test of Witkin's revised model of psychological differentiation, the Portable Rod and Frame Test…

A case study of the period of repetitive babbling in one Dutch infant is reported. Repetitive babbling is seen as a systematic and continuous process, during which the child is applying certain strategies in order to form concepts concerning the possibilities of his or her articulatory apparatus. Strategies identified are: (1) variation…