This study investigated the relationship of physical manifestations of sex hormone influence to cognitive functioning in a longitudinal sample of 106 adolescent males and 99 females (ages 13, 16, and 18 years). Analyses of the 35 males and 40 females who had all cognitive and physical data at all three ages are reported here. (Author/SB)

The central thesis of this study was that maturational rate, or its physiological correlates, influences the development of the organization of higher cortical functions and is therefore an important determinant of sex differences in verbal and spatial abilities. (Author/SB)

Longitudinal data from a study of child development in Guatemala City were used to describe the influence of socioeconomic status and sex on physical and cognitive growth status. The correlation between growth status variables was also analyzed. (Author/RH)

This document reviews research findings on criteria used to determine age of entry into first grade. Criteria discussed include chronological age, mental age, I.Q., sex, and physical development (teething, visual development, etc.). In general, the research reviewed supports later entry, especially for children with below average intelligence. For…

In the United States, growth retardation is higher among low-income children, with adverse cognitive effects of undernutrition more prevalent when combined with poverty. This study examined anthropometric indicators of physical development and their relationship to motor and cognitive development in Head Start children. Motor integration and…

Considers the nature and developmental functions of physical activity play. Distinguishes three kinds of physical activity play with consecutive age peaks: rhythmic stereotypies, exercise play, and rough-and-tumble play. Considers gender differences and function in terms of immediate and deferred consequences in physical, cognitive, and social…

Eighty adolescents, grades 7-9, were assessed on empathy development and perceived competencies. Females proved more empathic than males, but no developmental trends in empathy development were observed. Social competence was positively associated with empathic skills, but cognitive and physical competencies showed a negative association,…

Reviews and integrates research on the short-term and long-term impact of different forms of child maltreatment. Notes that scant studies concerning physical and motor development suggest psychobiological consequences of abuse; studies on social and emotional development indicate significant impact of abuse; and studies of cognitive/academic…

This report presents a description of the Structure-Process approach to cognition and literacy, suggests techniques for implementation of the model, and assesses the effects of the model on a specific population. The Structure-Process approach assumes that intelligence develops cumulatively. The model was used for curriculum development in four…

Reviews changes in biopsychosocial development during adolescence. Addresses aspects of individual change during the adolescent decade as well as effects of context on normal development and responses to challenges. Predispositions or vulnerabilities present prior to a developmental transition may be exacerbated. Provides advice on encouraging a…

This book emphasizes female adolescents' healthy development within a psychoanalytic frame of reference for what is normative, that also indicates the boundaries of and transitions to what is deviant. The book's 12 articles relate to 3 general topics. The two articles in part 1 of the book, which addresses biological issues, are "Female…

The efficacy of second dentition, the number of erupted teeth, as an index in assessing school readiness was examined. A series of cognitive, achievement, and social-emotional instruments were administered to a group of 41 first- and 43 second-grade children. The tests used in this study were: Devereux Elementary School Behavior Rating Scale,…

From 1964-71, 323 pairs of twins and 740 age-matched controls born in 1954-55, were investigated. Compared to schoolchildren in 1880 and 1940 the children in the present study were taller, reached maturity earlier and passed through puberty faster. No differences between socioeconomic strata defined by father's occupation and family income were…

This book reports some of the results of an extensive study of the physical, cognitive, language, social, and emotional development of Malaysian children. Chapter 1 of the book describes the demographics of the sample. Subjects were 3,099 preschool children in the state of Selangor and the federal district of Kuala Lumpur, Malaysia. Data is…

Measured physical and cognitive development of 7- to 10-year-old Brazilian children in 3 social groups. Domestic servants' children were taller and heavier than children in slums, and shorter than middle-class children. Domestic servants' sons scored similar to slum-dwelling boys on cognitive measures. (BC)