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Elkins, Irene J.; And Others – Developmental Psychology, 1997
Assessed aspects of the parent-child relationship for 11- and 17-year-old male twins. Found that similarity of twins' perceptions of parent-son conflict, regard, involvement, and support were greater for mono- than dizygotic twins. This difference between mono- and dizygotic twins' perceptions was greater for 17- than for 11-year-olds. Results…
Descriptors: Adolescents, Affection, Age Differences, Conflict

O'Brien, Susan F.; Bierman, Karen Linn – Child Development, 1988
Interview responses of 72 fifth-, eighth-, and eleventh-graders revealed developmental changes in the scope and nature of perceived peer influence and in the extent to which peer group reactions have an impact on self-evaluations. Developmental changes in the apparent reference-group functions of peer groups for adolescent identity formation are…
Descriptors: Adolescents, Age Differences, Definitions, Elementary Secondary Education

Most, Tova; Frank, Yael – Volta Review, 1994
Hearing-impaired and normal hearing children in 2 age groups (5-6 years and 9-12 years) were observed for possible differences in their perception and production of intonation. Results indicated that imitation of intonation carried on nonsense syllables was not affected by age. Hearing-impaired subjects scored much lower than controls in imitating…
Descriptors: Age Differences, Hearing Impairments, Imitation, Intonation

Campbell, Ruth; And Others – Journal of Experimental Child Psychology, 1995
Studied 4- to 10-year-olds' familiarity judgments of peers. Found that, contrary to adults, external facial features were key. Also found that the switch to adult recognition pattern takes place after the ninth year. (ETB)
Descriptors: Age Differences, Children, Familiarity, Photographs

Foster, Victoria; Sprinthall, Norman A. – Adolescence, 1992
Administered Washington University Sentence Completion Test, Rest Defining Issues Test, and moral judgment interview of reasons for choosing abortion to unmarried females (ages 12-14, 17-19, 23-25). Found clear developmental differences between youngest and two older groups on ego development and principled moral reasoning; no major differences…
Descriptors: Abortions, Adolescents, Age Differences, Developmental Stages

Kunen, Seth; And Others – Adolescence, 1991
Examined how younger and older adolescents differed in their value judgments of historically important events. Subjects (n=154) between the ages of 11 and 27 listed 10 most important events to United States since 1900. Three most frequently cited events were World Wars I and II and Vietnam. Age was much better predictor of value judgments than…
Descriptors: Adolescents, Age Differences, Higher Education, History

Buhrmester, Duane – Child Development, 1990
Examined the hypotheses that intimacy of friendship is more integral to socioemotional adjustment during adolescence than during preadolescence, and that competence in close relationship skills is more important during adolescence than preadolescence. Findings suggest the importance of the ability to establish close friendships increases during…
Descriptors: Adolescents, Age Differences, Comparative Analysis, Friendship
Amsterlaw, Jennifer – Child Development, 2006
Two studies investigated children's metacognition about everyday reasoning, assessing how they distinguish reasoning from nonreasoning and "good" reasoning from "bad." In Study 1, 80 1st graders (6-7 years), 3rd graders (8-9 years), 5th graders (10-11 years), and adults (18+ years) evaluated scenarios where people (a) used reasoning, (b) solved…
Descriptors: Grade 1, Grade 5, Grade 3, Metacognition
Corporation for Public Broadcasting, Washington, DC. – 1995
Public broadcasting increased the number of programs for older children during the 1994-95 television season. Data from the Yankelovich Youth Monitor, a survey of 1,211 subjects aged 6 to 17 years, provide some information about response to these programs and give some insight into serving the 9 to 11 age group in particular. Television continued…
Descriptors: Adolescents, Age Differences, Audience Response, Educational Television
Jacobs, Janis E.; And Others – 1991
This study investigated the processes and outcomes of family decision-making during children's transition from late childhood to adolescence. Members of 28 one-parent families and 40 two-parent families completed four decision tasks independently, then as a family. Decision tasks concerned selecting a bicycle, a snack, a movie, and a camp for the…
Descriptors: Adolescents, Age Differences, Decision Making, Family Life

Tharp, Gerald D.; And Others – Research Quarterly for Exercise and Sport, 1985
Male volunteers were studied to examine the relationship between the Wingate Anaerobic Test (WAnT) and sprint-run times and to determine the influence of age and weight. Results indicate the WAnT is a moderate predictor of dash and run times but becomes a stronger predictor when adjusted for body weight. (Author/MT)
Descriptors: Adolescents, Age Differences, Body Weight, Cardiovascular System

Anthony, Z.; Bhana, K. – Omega: Journal of Death and Dying, 1989
Investigated relationship between age and understanding of death among 20 Muslim girls aged 7 and 8 and 20 Muslim girls aged 9 and 10. Girls completed biographical inventory, classification and conservation tasks, and death understanding questionnaire. Found significant differences in children's understanding of life in hereafter and ideas…
Descriptors: Age Differences, Child Development, Death, Elementary Education

Hartman-Stein, Paula; Reuter, Jeanette M. – Psychology of Women Quarterly, 1988
Reviews selected articles from medical and psychological literature that focus on special issues for diabetic woman during preadolescence, adolescence, and adulthood. Makes recommendations for behavioral interventions with diabetic women in regard to sick role adjustment, peer conformity pressures, eating disorders, sexuality, and pregnancy.…
Descriptors: Adolescent Development, Adult Development, Age Differences, Behavior Modification

Feldman, Nina S.; Ruble, Diane N. – Child Development, 1988
Examines personal relevance in relation to the ability of 48 5- to 10-year-old children to describe others in terms of psychological characteristics. Results suggest that verbal inferencing skills of young children have been underestimated and that they may be more oriented toward affective goals than older children when anticipating interaction…
Descriptors: Age Differences, Inferences, Motivation, Peer Relationship

Cummings, E. Mark; And Others – Merrill-Palmer Quarterly, 1991
Examined responses of 9-19 year olds to different forms of interadult anger expression. Children perceived all forms of anger expression as more angry than control conditions and had more negative reactions to anger expression than to control conditions. Results suggest that others' anger is viewed as a negative emotional event and reacted to as a…
Descriptors: Adolescents, Age Differences, Anger, Emotional Response