We investigated age-related differences in a dynamic collision avoidance task that bears a resemblance to pedestrian road crossing. Five- to seven-year-old children, ten- to twelve-year-old children and adults were instructed to push a doll across a small-scale road between two toy vehicles, which approached one after the other. We analysed the…

Abstract: This study aimed at investigating intentional and non-intentional situations eliciting shame and guilt in relation to children's involvement in bullying, victimization and prosocial behaviour. We used the contextual model designed by Olthof, Schouten, Kuiper, Stegge, and Jennekens-Schinkel (2000) according to which certain situations…

Happiness is generally considered an emotion with only beneficial effects, particularly in childhood. However, there are some situations where the style of information processing triggered by happiness could be a liability. In particular, happiness seems to motivate a top-down processing style, which could impair performance when attention to…

In order to understand how age and motor difficulties impact on daily routines, this qualitative investigation used focus groups and in-depth interviews with Australian and Canadian parents to examine the daily routines of younger (5 to 7 years of age) and older children (8 to 9 years of age) with and without Developmental Coordination Disorder…

Children's reasoning about individuals' willingness to disclose their successes and failures was investigated among 194 6- to 11-year-olds in the United States and China. In Study 1, participants showed a valence-matching effect, in which they predicted that individuals would be more likely to disclose their performance to an audience of friends…

The rate of habituation to food is inversely related to energy intake, and overweight children may habituate slower to food and consume more energy. This study compared patterns of sensitization, as defined by an initial increase in operant or motivated responding for food, and habituation, defined by gradual reduction in responding, for macaroni…

ADHD (attention-deficit hyperactivity disorder) and academic difficulties are frequently associated, but to date this link is poorly understood. In order to explore which components of number processing and calculation skills may be disturbed in children with ADHD we presented a series of respective tasks to 9- to 12-year-old children with…

The present study investigated the reliability and factor structure of scores on a 12-item version of Phinney's multigroup ethnic identity measure with an Australian sample from diverse cultural backgrounds. Participants were 485 students aged between 10 and 15 years. The results generally supported the reliability of the ethnic identity scale…

We investigated ethnic group differences in the association between social support, perceived discrimination and mental health in one adolescent and one preadolescent sample of immigrant children in Norway. The study is based on self-report questionnaire data collected in 2000/2001 from 286 students in 10th grade with backgrounds from Turkey,…

Objective: To examine potential differences in psychiatric symptoms between parent-bereaved youth (N = 172), youth who experienced the death of another relative (N = 815), and nonbereaved youth (N = 235), aged 11 to 21 years, above and beyond antecedent environmental and individual risk factors. Method: Sociodemographics, family composition, and…

The objective of this study was to examine the pattern of relations between missing weight and height (BMI) data and a range of demographic, physical activity, sedentary behavior, and academic measures in a young sample of elementary school children. A secondary analysis of a large cross-sectional study, PLAY-On, was conducted using self-reported…

Adolescent delinquency and academic underachievement are both linked with child and adolescent behavior problems. However, little is known about behavioral pathways leading to these adverse outcomes. Children's aggression, opposition, status violations, and property violations scores were collected at ages 5, 10, and 18. Delinquency and academic…

Background: Little is known about pre-pubescent Filipino children's involvement in moderate-to-vigorous physical activity (MVPA). There are international guidelines regarding required levels of MVPA for healthy children. Methods: This study describes participation of 11- to 12-year-olds in randomly selected public and private schools in San Juan,…

This work studies verbal conflict between parents and preadolescents through analysis of family dinnertime conversations. We move from the assumption that verbal conflict is an educational instrument of interaction and a tool of socialization. The aim of the research is to analyze the participants' strategies in situations of conflict and to…

Previous studies with adult human participants revealed that motor activities can influence mental rotation of body parts and abstract shapes. In this study, we investigated the influence of a rotational hand movement on mental rotation performance from a developmental perspective. Children at the age of 5, 8, and 11 years and adults performed a…