Investigates the influence of breast-feeding duration on the increase in weight of 365 children from birth to six months in the agro-industrial community of Pradopolis, Brazil. (RH)

Examined relationships among child-mother attachment when children were age 3; family stress when children were 3, 4, and 5; and social-emotional outcomes in kindergarten. Found that less secure kindergartners were more aggressive and less socially competent than secure peers, and kindergartners who had experienced more family stress in preschool…

A small but significant proportion of preschoolers have imaginary companions who serve many different developmental functions. Prevalence and related demographic and environmental factors surrounding the phenomenon of imaginary companions and implications for health care professionals are discussed. (Author/DST)

Investigates whether the Piagetian forms of sensorimotor, symbolic, and constructional play--together with controlled demographics such as socioeconomic status, age, and sex--predict social-emotional variables on the Devereux Child Behavior Rating Scale. (RH)

Investigated North American children's and adults' familiarity with, and liking for, fairy tales. Results support the hypotheses that children's liking for fairy tales relates significantly to their involvement in imagining activities and that more general imagining involvements are likely to be associated with, or to mediate differences in, the…

Studied the effect of short-term exposure to neutral, prosocial, and antisocial toys on the prosocial and antisocial behavior of preschool children. Found that prosocial toys elicited prosocial behavior and antisocial toys stimulated antisocial behavior. In response to both prosocial and antisocial toys, boys displayed more physical than verbal…

Assessed the differential effects of academic versus socioemotional focuses in kindergartens. Subjects were 307 predominately African-American children in 86 inner-city classrooms. Found a detrimental impact of an overly academic focus in kindergarten on young boys' development and school achievement. Although girls were developmentally more ready…

Disadvantaged preschool children attending a program of compensatory education were studied to determine if change in self-concept, delay of gratification, and exercise of self-control were related to growth in achievement. Girls displayed self-concept growth and a decline in delay of gratification, while boys showed growth in self-control.…

Studied 40 first through third graders to determine whether they would donate more to a worthy cause after being exposed to a humorous situation or to a serious one. The difference in giving was not significant. (RJC)

Asked 30 children aged 4 years and 30 children aged 6 years to explain what they found funny in 2 humorous pictures. Results indicated that the older children explained humor differently than the younger children and that boys recognized the humor of the visual images more easily than did girls. (MDM)

Investigates 74 parents' bias towards optimism concerning the development of 10 personal qualities in their children. Results indicate that parents are optimists in judging their child's future behavior regardless of the child's sex. (RJC)

Used the Bruininks-Oseretsky Test of Motor Proficiency to examine the gross motor proficiency of Hong Kong 5- to 6-year-old preschoolers. Found that both age groups scored well below norms in running speed and agility and well above norms on balance, bilateral coordination, strength, and upper-limb coordination. Boys were superior to girls on…

Results indicate that preschool children are capable of making moral judgments in both apology-restitution and guilt-innocence test contexts. Age and sex are significantly related to both moral judgment measures, while intelligence and parent occupation are unrelated to both measures. (Author/RH)

Investigates language acquisition and development in 86 infants of 1-24 months who are native speakers of Arabic. Findings are discussed in terms of the stages of language acquisition and development and differences between males and females in the process. (RJC)

Investigates the cognitive style of 145 preschool children and the relation of cognitive style to other cognitive correlates. Results indicate that, in comparison with peers, preschool gifted girls are more likely to be field independent and preschool gifted boys are more likely to be reflective. (RJC)