Background: There is a gap in the literature regarding data on sexting among youth under the age of 16 whereas the problems related to this practice could affect them more because of their ongoing development. This study aims to determine the prevalence rate and characteristics of sending one's own sexually related image among middle-school teens.…

Longitudinal associations between popularity, peer acceptance, and academic performance were examined in Chinese 7th (n = 880; 400 girls; M[subscript age = 13.33, SD = 0.64) and 10th grade (n = 646; 342 girls; M[subscript age] = 16.76, SD = 0.75) adolescents across three academic years. Growth curve analysis revealed parallel changes in popularity…

This study examined the symptoms of exhaustion, school stress and anxious school refusal from a comparative developmental perspective in French adolescents enrolled in public and private general, technological and vocational schools. It is particularly important to consider academic stress levels, anxiety and school burnout in middle and high…

The incorporation of metaverse technology in education, particularly within standardized state educational frameworks, holds promise for significant improvements in learning outcomes. This study aimed to assess the effectiveness of integrating an online metaverse platform into state educational services, thereby fostering the development of…

The present study tested whether the switch costs of production-based language switching tasks by trilinguals are due to competition from outside language schemas or from within language systems. We recruited 90 Tibetan-Chinese-English trilinguals in 10th grade in a Tibetan middle school in China to name digits and number words using different…

As problem posing has been shown to foster students' problem-solving abilities, problem posing might serve as an innovative teaching approach for improving students' modelling performance. However, there is little research on problem posing regarding real-world situations. The present paper addresses this research gap by using a modelling…

The present study examines, in the context of physical education (PE) classes, if having the opportunity to report disadvantages before performing a physical test could reduce students' self-reported level of fear of failure. Forty-six students (31 males, M[subscript age] = 14.2 years and 15 females, M[subscript age] = 12.5 years) from a middle…

The main purpose of the current study was to develop and validate a scale of perceived attributes of the interactive whiteboard (IW) for the mathematics class. Rogers' Diffusion of Innovations Theory served as the theoretical framework. Two groups of participants in Turkey were employed in this study. The first group consisted of 350 middle school…

Intellectual giftedness is commonly associated with a high level of intellectual functioning, an identification process whereby individuals are labeled as "gifted," and adjustments in schools such as grade skipping. During adolescence, all these factors are prone to reduce peer connectedness and school life satisfaction. The aim of the…

Cyber delinquency in adolescence is a particular area of concern for psychologists owing to its association with several mental health issues and its potential link with offline delinquency. This longitudinal study examined the stability of changes and directions of influence in adolescents' cyber delinquency, aggression, and offline delinquency…

Introduction: Mathematics is one of the most important academic subjects in school. However, it is one of the most difficult subjects, and both students and teachers face difficulties in this subject. Teachers have difficulty engaging students in learning the subject. Rarely has the concept of engagement been researched in the Middle East region,…

This paper evaluates the impact of extension of the school day in the context of Brazil's "Mais Educação" Extended School Day Program. Using school level longitudinal data, we find that the program reduces the dropout rates of students in all grade levels, raises the enrollment of students in grades 6-9, but reduces the enrollment of…

The longitudinal associations between popularity, overt aggression, and relational aggression were assessed in middle school and high school cohorts drawn from a large urban Northwest Chinese city. The middle school (n = 880; 13.33 years.) and high school samples (n = 841; 16.66 years.) were each followed for 2 years. In the concurrent regression…

Chilean data show that a large reading-proficiency gap exists between students with high and low socioeconomic status (SES), that most children do not see themselves as readers, and that half of adolescents read below grade level (Agencia de Calidad de la Educacion, 2019; Consejo Nacional de la Cultura y las Artes, 2014). To understand the reasons…

In this study with 153 middle school students, we investigate the influence of the number of decimal places from the reading of a measurement device on students' decisions to change or keep an initial hypothesis about falling objects. Participants were divided into three groups, introduced to two experiments--the time it takes a free falling…