Presents a model which details the ways in which children in different language communities acquire the morphophonological structure of their language. (JMB)

Two studies compare cognitive maps generated by first and fifth graders and college students. One study utilized a triangulation task, the other two used imagined situations. A practical methodology for such studies is introduced and a way of conceptualizing cognitive map development is suggested. (MS)

This monograph describes the patterns, sequences, and timing of physical changes during adolescence for 94 girls studied longitudinally from childhood to maturity. Amount of growth attained, increments, and velocities of growth for several somatic dimensions are analyzed. Results are compared with corresponding findings obtained in an earlier…

This study was designed to examine the relative contribution of various factors to children's success or failure in achievement of early bladder control. Data was gathered on a representative sample of 161 kibbutz-born Israeli children beginning at age 1 and continuing over a 6-year period. (JMB)

This study describes the developmental function and cross-age pattern of individual differences in mental test behavior during the first 5 years of life. Accompanying the study are brief commentaries by Ina C. Uzgiris and Earl S. Schaefer and a reply by the authors. (JMB)

Teaching practices in a total of 273 first and third grade Follow Through classrooms were examined in relation to (1) their consistency with the goals of seven sponsors' educational models, and (2) their effects on children's performance in areas ranging from reading and arithmetic achievement to nonverbal reasoning, independence and school…

This report presents results from an experimental comparison of four kinds of Head Start programs (Montessori, Traditional, Bereiter-Engelmann, and Darcee) and a 3-year follow-up through second grade. The four programs are described, and the immediate and stable effects of each program on children's cognitive, motivational and perceptual…

Reports study on speed of response to printed letters, syllables, words, and word sequences in 150 children from kindergarten through grade 11. Tasks included visual matching to a visual sample, visual matching to an auditory sample, oral reading, and visual scanning tasks. (Author/SB)

This monograph presents a descriptive analysis of the syntactic patterns in 16 corpora of word combinations from 11 infants learning either English (six children), Samoan, Finnish, Hebrew, or Swedish. The mean utterance lengths range up to about 1.7 morpehmes. There are both reanalyses of corpora in the literature and new corpora. The data…

This monograph presents an oral history of selected aspects of the child development movement, based on interviews with prominent researchers since the 1920's. Topics include reactions to major figures and influences, the relationship of child development to pediatrics and child psychiatry, and the relevance of research to child care practices.…

The present study examined relations between behaviors of mothers and children. The analysis of relations over time suggested that stimulating responsive maternal behavior influenced the child's intellectual development, whereas in the area of social relations the child's behavior influenced the mother. (CS/Author)

Concerns the language development of four children between the ages of 19 and 26 months, as they progressed from single-word utterances to a mean length of utterance of 2.5 morphemes. The observed developmental sequence is described and possible linguistic and cognitive explanations for it are discussed.

Reports results of an exploratory study in which a total of 80 children (in kindergarten, first, third and fifth grades) were interviewed in order to sample their knowledge of how certain classes of variables act and interact with one another to affect the quality of an individual's performance on a retrieval problem. (ED)

Presents nine experimental studies investigating auditory and visual discrimination in very young infants. Results are discussed in terms of their implications for understanding habituation, cross-modal stimulation, receptive language development, and individual differences. Appendices include data on visual fixation duration and information on…

Describes a study involving 99 boys who were tested annually over a 7-year period from 10 through 16 years on seven strength tests. (CS)