This research investigated the effectiveness of a forgiveness education program on reducing anger and ethnic prejudice and improving forgiveness in Iranian adolescents. There were 224 (Persian, Azeri, and Kurdish) male and female students in 8th grade who were selected from 3 provinces: Tehran, Eastern Azerbaijan, and Kurdestan. Schools were…

Using data from the Early Childhood Longitudinal Study--Kindergarten cohort (ECLS-K), this study aimed to identify body mass index (BMI) trajectories from kindergarten to eighth grade using group-based trajectory modeling (GBTM), examine the relationships between BMI trajectories and adolescents' school achievement (reading and math), determine…

School recess scholars have called for more research into collective relations between social, personal, and physical factors on students' engagement and enjoyment of recess. Overall and by gender, this study serves to investigate a proposed model among 355 elementary school students from victimization to enjoyment through peer belonging, positive…

Few longitudinal studies examine how "changes" in parent-child relationships are associated with changes in youth internalizing problems. In this longitudinal study, we investigated how developmental trends (linear change) and year-to-year lability (within-person fluctuations) in parental warmth and hostility across Grades 6 to 8 predict…

In this study, it was aimed to determine the astronomy literacy levels of secondary school 5th, 6th, 7th and 8th grade students and to examine the sub-dimensions of astronomy literacy in terms of some variables. In the research, descriptive scanning method was used. The study was carried out with secondary school students studying in a secondary…

Little is known about the naturalistic development of mindfulness in adolescence and how it relates to changes in emotional well-being. The current longitudinal study examined the development of one dimension of mindfulness, nonreactivity to difficult inner experience (or in more colloquial terms, being able to notice, but "take a step…

The COVID-19 pandemic has impacted society in different areas. In education, several reports show the deleterious effects of the disease on the physical and mental health of students, family members, and teachers around the world. Also, in Brazil, affect studies indicate the prevalence of anxiety, stress, and depression among students. The present…

Teachers' teaching self-efficacy and teachers' feelings of negative affect may be associated with students' academic achievement; however, little is known about how these factors directly affect adolescent students' math and reading achievement. The eighth-grade wave of the Early Childhood Longitudinal Study data was used to investigate teacher…

Introduction: This study examined whether adolescents with and without attention-deficit/hyperactivity disorder (ADHD) differed in affect variability and whether variability in positive and negative affect was associated with functional outcomes. Method: Participants were 302 adolescents (12-14 years, "M"age=13.17, 55% male; 54%…

The study was a comparison of general students of promise affect and mathematical students of promise affect after doing a mathematical modeling activity. Participants? gender (n=160), in grades 7-8, were nearly equal in number (81 girls & 79 boys). After completing a Model-eliciting Activity (MEA) in groups of three, participants completed…

Students who study science in single-sex and coeducational schools have attracted lots of attention from the education community. However, changes to students' attitudes toward science as they progress to higher grades in these schools are not clearly understood. The aim of this study was to compare the changes in attitudes toward science among…

Emotions serve a function of preparing individuals' psychological responses to various situations by affecting their decisions in every part of their lives. Cognitive emotion regulation processes lead individuals to identify their priorities and to make life plans and to act in accordance with these plans. In much of the research focusing on…

The present paper (1) examined variables, which could predict traditional bullying, cyberbullying, traditional victimization and cybervictimization and (2) looked at persons to examine whether academic, socio-emotional and demographic characteristics differed between traditional, cyber and mixed bullies, victims and bully-victims. A sample of…

In efforts to increase the field and society's understanding of bullying, the authors investigated how various forms of attachment (mother, peer, and school) are directly and indirectly related to bullying behavior through empathy, and whether these relationships are moderated by gender. Adolescents, of grades 7 through 9, from one middle school…

The authors examined empirical models of variables posited to predict homework management at the secondary school level. The participants were 866 eighth-grade students from 61 classes and 745 eleventh-grade students from 46 classes. Most of the variance in homework management occurred at the student level, with affective attitude and homework…