Fears related to death and darkness are common during adolescence. The aim of this cross-sectional study was to investigate the association between these two types of fear, considering trait-anxiety and gender differences. A total of 171 16-18 years old adolescents (99 girls and 72 boys) completed paper-and-pencil questionnaires (Intensity of Fear…

This preliminary study aims to address situations such as high anxiety, stress, inability to focus, and physical burnout experienced by students in the exams made during the transition to a higher education process in the educational system. It also aims to contribute to the development of students' academic and social-emotional skills, in other…

This study investigates the predictive validity of lower extremity strength, strength asymmetry, and soccer-specific fitness in talent identification among elite male youth soccer players. Employing a Retrospective Cohort design, we established a cohort consisting of K-League registered youth players, totaling 219 individuals (all males, aged 16…

This report of the development of an intervention in practice outlines the design, delivery, and evaluation of a tailored, school-based, group adolescent sleep intervention utilising youth participation methodology and an intervention mapping protocol as a framework. The intervention also included supplementary video support. The intervention was…

The following survey study uses a quantitative research design to investigate motivational and affective aspects of students (aged 14-17) in a mathematical workshop on graph theory. Motivational and affective aspects are related to heart rate measurement (using the digital medium of a pulse watch) in mathematical knowledge development processes in…

Throughout adolescence, both sleep and emotion regulation abilities undergo significant developmental changes. The maturational systems that govern sleep and emotion regulation are closely intertwined leading many researchers to posit a mutually reinforcing relationship. Although there is support for a bidirectional relationship among adults,…

As an important part of adolescents' social capital, teacher-student relationship (TSR) and parental involvement (PI) are important for student learning. However, we know little about how PI works with TSR in relation to adolescents' learning outcomes. The present study aimed to examine the association between TSR and adolescents' learning…

Three-year longitudinal and concurrent associations of leadership with overt aggression, exclusion of others, effortful control (EC), popularity, unpopularity, prosocial behavior, and academic achievement were assessed in this study of Indonesian adolescents. Participants were initially assessed in the 10th grade (n = 462, 256 girls; M[subscript…

Young people aged >15 years (Years 11 and 12 students) in Australia are unlikely to receive school-based sexual and reproductive health (SRH) education. The aims of this study were to gather the perspectives of young people regarding their experiences of school-based SRH education and explore what they considered should be the core components…

The aim of the present study was to examine the relationship between moral disengagement, emotion regulation and bullying behavior at school. Participants were 512 adolescents (281 males and 231 females) attending secondary schools in Cyprus. They completed a questionnaire package two times, with a five months period between them. Structural…

Descriptive correlational research was conducted to discover misconceptions on Rate of Reaction (RR) that impact on Chemical Equilibrium (CE) misconceptions. This research was conducted to 245 eleventh-grade students of High School in Gowa, South Sulawesi, Indonesia, that having been studied the RR and CE topics. Misconceptions data were collected…

Critical thinking (CT) is a type of convergent thinking explored when students learn mathematics. This study aims to obtain a comprehensive representation of students' mathematical Critical Thinking (CT) abilities, based on the mathematical ability level. Data were obtained from 35 students using CT skills tests and semi-structured in-depth…

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…

This longitudinal study was initiated to assess the predictors of peer- and teacher-identified Chinese adolescent leaders. Participants were 764 8th grade (14.42 years, 348 girls) and 783 11th grade (17.67 years, 427 girls) students that completed two waves of data collection separated by 1 year. Prosocial behavior, aggression, and the interaction…

Background/purpose: The use of social media has become commonplace among adolescents. However, excessive use of social media causes addiction in some cases. In this context, it is considered important to investigate the factors related to social media addiction. The aim of this study is to investigate the relationships among childhood experiences,…