Background: Children and adolescents with high callous-unemotional traits (CU) are more likely to engage in aggressive and antisocial behaviours, such as cyber-bullying, but the relationship is not direct, as it may be influenced by other factors. Objective: In the absence of substantial supporting evidence, the purpose of this study was to…

The purpose of the present study was to examine the extent to which social factors such as gender, age, organized sport participation and family wealth, influence adolescents' global self-worth and out-of-school physical activity (PA). Seven hundred twenty-one Greek students (346 boys and 375 girls), aged 14 to 16 years old (Mage = 14.97 ± 0.82…

Prior research has suggested that mathematics specific anxiety and self-efficacy are strong predictors of mathematics performance. The purpose of this study was to examine this relationship using two nationally representative samples of Greek students in 2003 and 2012. Findings indicated that both mathematics anxiety and mathematics self-efficacy…

The purpose of this study was to explore the potential moderating role of perceived social support (school personnel, friends) and gender in the association between distinct psychopathic traits (callous-unemotional traits, narcissism, impulsivity) with bullying and victimization among 1442 Greek speaking early adolescents. Results suggested that…

The present study investigates the effect of three neo-Piagetian constructs, namely Formal Reasoning (FR), Field Dependence/Independence (FDI) and Divergence (DIV), as well as the effect of age and gender, on students' portrayed representations of the atomic structure, considering their degree of coherence. For this purpose students'…

Children's health literacy is a crucial pillar of health. This study is aimed to examine the association between health literacy and weight status among Greek schoolchildren aged 10 to 12 years old. A population-based, cross-sectional observational study enrolling 1,728 students (795 boys), aged 10 to 12 years old, was conducted during school…

During the last decades, a significant increase in empirical studies concerning school violence is observed. Evidence-based interventions that promote positive school climate have been found to improve social competence, resilience, and students' well-being in schools, resulting in team bonding, feelings of acceptance, respect, and a sense of…

The aim of this study was to carry out a preliminary validation of "Motivational Climate in Physical Education Scale" in Greek educational context and specifically in relation to elementary school students. The participants of the research were 184 (101 male and 83 female) students of grades 5th and 6th from four elementary schools, in…

This study explored the role of empathy (cognitive, emotional) as a moderator in the link between coping and proactive and reactive relational aggression (RA) among 328 Greek preadolescents. The results indicated positive associations between emotion-focused coping (i.e., minimization), maladaptive coping, including resignation, passive avoidance,…

Intro: In this survey the academic performance of primary and secondary school students in Greece, for three consecutive school years, was examined. The data concerned all Greek students of the last two grades of elementary school and the three grades of junior high school. Method: Unsupervised learning methods such as an X-means algorithm in…

The aim of this study was to investigate: a. the effect of an interdisciplinary program of Greek traditional dance by the means of the teamwork method of teaching social skills to students. b. whether this effect was similar for boys and girls. The sample of the study constituted of 206 elementary school pupils (4th, 5th, and 6th class). The…

Principals (policy makers) have debated the progress in U.S. student performance for a half century or more. Informing these conversations, survey agents have administered seven million psychometrically linked tests in math and reading in 160 waves to national probability samples of selected cohorts born between 1954 and 2007. This study is the…

The aim of this study is to investigate the predictive factors that predispose secondary school students' interest in studying STEM (Science, Technology, Engineering, and Mathematics) fields in higher education. For this purpose, an already existing questionnaire was used and modified properly, according to the Greek educational system. The survey…

Background: Recent effectiveness studies have investigated the relationship between two dimensions of effectiveness -- namely, quality and equity. Specifically, the question of whether effective schools can also reduce the initial differences in student outcomes attributed to student background factors has been examined. In this context, the…

This study explores the way in which the two sexes are presented in education and particularly in the illustration of the language textbook used in the 6th Grade of Greek elementary school. In a society where gender equality is constitutionally enshrined and displayed as an educational policy objective, it attempts to examine if school textbook…