The aim of this study was to adapt the Positive and Negative Affect Scale for Children (PANAS-C) developed by Laurent et al. into Turkish and to examine its validity and reliability on high school adolescents. The data of the study were analyzed with four different study groups. The first study group consisted of 414 high school adolescents, 262…

Anger is a topic that requires intervention from teachers, counsellors, psychologists, parents, and all communities. The expressions of anger are subjective and sometimes hard to identify. Thus, anger should be measured more objectively, while the expressions need to be examined closely. The purpose of this study is to provide valid confirmation…

School climate is an important concept in the field of education. Therefore, the aim of this study was to adapt the School Climate Questionnaire for use with Azerbaijani adolescents and explore the relationships between school climate, psychological distress, academic self-efficacy, and mental wellbeing. Data were collected from 1204 adolescents…

The Woodcock-Johnson IV Tests of Cognitive Abilities (WJ IV COG) is a comprehensive assessment battery designed to assess broad and narrow cognitive abilities, as defined by the Cattell-Horn-Carroll (CHC) theory of intelligence. Previous studies examined the invariance of the WJ assessments across sex and age groups using factor analytic methods.…

Previous work has focused on positive feelings of mattering, which pertain to the human need to feel significant. In the current article, we examine a complementary yet distinct construct involving feelings of not mattering that may arise from being marginalized and experiences that heighten a sense of being insignificant to others. We also…

This article introduces the development and implementation of the Psychological Maltreatment Inventory (PMI) assessment with child respondents receiving services because of an open child abuse and/or neglect case in the Midwest (N = 166). Sixteen items were selected based on the literature, subject matter expert refinement, and readability…

We present the development and validation of the Digital Addiction Scale for Teenagers (DAST), describing the pilot study (N = 40 students) and main study (N = 4493) with Estonian students aged 11-19, in spring 2020. Our aim was to create a scale suitable for psychoeducational assessment of teenagers' behaviour and feelings towards digital…

Teacher-student relationships have been studied with increasing intensity during the past three decades, but the majority of this study has focused on young children and has relied on teacher perceptions of these relationships. The current study was designed to add to this growing body of research by exploring the factor structure, reliability,…

Promoting student engagement in learning activities and tasks has been a pivotal issue and goal of science education. Relevant literature has not yet addressed the underlying associations among students' self-efficacy and engagement in science learning from a multi-dimensional perspective. Thus, this study aimed to examine the structural…

Most questionnaires construe avoidance as resulting from a problem-solving process and analyse only a few, single-factor and mostly non-adequate, forms of avoidance. The aim of the present study was to develop a multi-dimensional questionnaire to measure avoidance among adolescents. We tested the Avoidance Questionnaire for Adolescents (AQA) with…

The present study examined the relationships between the standardized applied behavior analysis (ABA) direct assessment, the PEAK Comprehensive Assessment (PCA), and established assessments commonly used in educational and clinical settings, including the Childhood Autism Rating Scale - Third Edition (CARS-3), the PDD Behavior Inventory (PDDBI),…

While adolescence is a critical stage of development marked by heightened bottom-up emotional reactivity and immature top-down regulatory control, research on emotion regulation has relatively neglected middle childhood to adolescence years. This may be attributed to the limited number and scope of age-appropriate, reliable, and valid measures of…

This study investigated the validity and reliability of scores on the instrument employing Rasch analysis in a sample of 299 Malaysian adolescents aged between 16 and 19 and provided further evidence for the validity among the sub-constructs: social self-efficacy, academic self-efficacy, and emotional self-efficacy.

Character strengths are an important foundation for positive development and thriving in adolescence. Most research on character strengths has been conducted with youths in Western cultures. We examined character strengths in relation to positive and negative well-being indicators in a sample of Iranian youths. We investigated the reliability and…

Parental involvement in children's learning has been found to influence academic success. However, very few tools exist for measuring parental involvement, particularly ones that target adolescents' self-report. The present study assessed the factor structure, reliability and convergent validity of a new scale to assess adolescents' perceptions of…