Peer victimization is a common concern in adolescence that includes both relational (e.g., exclusion, rumor spreading) and overt (e.g., hitting, threatening) forms (Crick & Bigbee, 1998). Relational and overt peer victimization have shown to be differentially associated with depressive symptoms, with relational peer victimization showing a…

This study examined the relationships of sociocultural body ideal internalization, difficulties in emotion regulation, and their interaction with body image concerns in a group of 423 Canadian adolescent boys. Participants were 12 to 17 years old and completed multiple self-reported questionnaires. Regression analyses and latent moderation…

Bullying by peers remains a serious problem facing adolescents. A key social support for adolescents is their parents. The unique contributions of specific dimensions comprising authoritative parenting, and adolescents' involvement in bullying situations was investigated. Self-report data were collected from 125 grade 7 students and 100 grade 8…

This study examined the cross-lagged relationships between students' autonomous motivations (intrinsic motivation and identified regulations) and approach goals (mastery and performance) in school. The sample included 449 students (52% girls) in Grades 7 and 8 (secondary 1 and 2). Results showed that intrinsic motivation (IM) positively predicted…

This cross-lagged longitudinal study was conducted with 862 seventh and eighth graders (secondary school) in the province of Québec (Canada) to study the effects of two important perceptual variables (self-concept and individual interest) on achievement, as well as reciprocal relations between all these constructs. Considering the results obtained…

This research examined Grade 6-10 Ontario Certified Teachers' (n = 24) perceptions of assistive technology (AT) and the factors correlated with perceived usefulness of AT. A mixed methods design that included a survey consisting of open- and closed-ended items elicited information about teachers' AT knowledge and training, their basic computer…

The purpose of the study was to describe adherence to screen time (ST) and physical activity (PA) recommendations among Canadian youth. The present study was based on a representative sample of Canadian students from Grades 7 through 12 (N = 47,203). ST and PA as well as demographic (gender, ethnicity, grade, and province of residence) and…

Shy children display wariness in unfamiliar social situations and often experience feelings of social anxiety. This study explored the potential mediating role of cognitive biases in the link between shyness and social anxiety in early adolescence. In particular, we focused on judgments of the probability and cost of negative social situations…

This study investigates the relationship between students' use of information and communication technology (ICT) for social communication and their computer and information literacy (CIL) scores. It also examines whether gender and socioeconomic background moderates this relationship. We utilized student data from IEA's International Computer and…

The different strategies and methodologies used by teachers in their day-to-day activity may have an impact on the academic performance of their students. Indexes constructed to summarize how teachers address different teaching tasks can be used to quantify the teaching activities' associations with academic results. In the IEA's Trends in…

In this study of 109 adolescents from the eighth grade of seven public elementary schools in Canada, the relationship between adolescents' violent video game playing patterns, habits and attitudes, and their levels of moral reasoning was investigated. The results suggested that playing violent video games in general was a very popular activity…

The maladaptive personality and neuropsychological features of highly relationally aggressive females were examined in a group of 30 grade 6, 7, and 8 girls and group-matched controls. Employing a multistage cluster sampling procedure, a group of highly, yet almost exclusively, relationally aggressive females were identified and matched on a…

The joint development of trajectories of bullying perpetration and peer victimization from Grade 5 to Grade 8 and concurrent and predictive associations with parent- and child-reported symptoms of psychopathology (anxiety, depression, attention-deficit/hyperactivity disorder, and somatization) were examined in a large sample (N = 695) of Canadian…

This study assessed the psychometric characteristics and correlates of the Perfectionistic Self-Presentation Scale--Junior Form (PSPS-JR). The PSPS-JR was designed for use with children and adolescents, but its psychometric properties and applications among early adolescents have not been investigated. The PSPS-JR has three subscales assessing the…

The cross-national measurement invariance of the teacher and classmate support scale was assessed in a study of 23202 Grade 8 and 10 students from Austria, Canada, England, Lithuania, Norway, Poland, and Slovenia, participating in the Health Behaviour in School-aged Children (HBSC) 2001/2002 study. A multi-group means and covariance analysis…