This study examines the convergent validity of the Physical Activity Questionnaire for Children (PAQ-C) for assessing moderate-to-vigorous and total physical activity (PA) in school children. 430 participants (51.6% girls) aged 9-12 years provided valid accelerometer data (wGT3X-BT) and completed the PAQ-C. Convergent validity was assessed using…

The aim of the study was to explore same-sex and opposite-sex friendship functions among 12 to 13- and 16 to 17-year-old Hungarian adolescents (n = 304). To explore perceptions of friendship functions, the McGill Friendship Questionnaire (MFQ, 30 items, 6 factors: stimulating companionship, help, intimacy, reliable alliance, self-validation,…

This study provides a thorough psychometric evaluation of construct and criterion validity and measurement invariance of the promising Florence Bullying-Victimization Scales (FBVS). A special focus was devoted to the concurrent criterion validity of the victimization scale with regard to well-being and social self-efficacy. Exploratory and…

Although reading strategy use can be measured using different methods, self-report measures are particularly cost-effective in educational settings. The main goal of this study was to investigate the psychometric properties of the items of the Reading Strategy Use Scale (RSU), using the Rasch Rating Scale Model. Although the RSU has already been…

The study aimed to develop and evaluate the psychometrical properties of a new brief measure of gender stereotyping career attitudes. Participants were 222 early and 196 middle adolescents from Croatia. The Vocational Gender Stereotype Attitudes Scale (VGSA) consists of 12 items that represent masculine, feminine and gender-balanced activities…

The Perceptions of Inclusion Questionnaire (PIQ) measures emotional well-being at school, social inclusion, and academic self-concept of students aged 9 to 15 years, with and without Special Educational Needs (SEN). This study aimed to validate the PIQ with French students in 6th grade. The sample included 288 students with an average age of…

This study serves to develop a multidimensional scale for assessing the digital fluency of preadolescents. The researchers applied exploratory factor analysis (EFA) and confirmatory factor analysis (CFA) to evaluate the constancy of the classified factors and to elucidate relationships among factors in the Digital Fluency Scale. A total of 224…

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…

Developmental learning difficulties are among the prevalent exceptionalities school learners have today. In this regard, identification and placement are among the facilitators of later successful intervention for these groups of learners (WestOlatunji, Shure, Pringle, Adams, Lewis & Cholewa, 2010). However, there are not enough resources such…

This study aims at developing Secondary School Environment Motivation Scale (SSEMS) in order to analyze the motivations of the students for the environment in terms of gender, grade, socio-economic level. The data were collected from 677 secondary school students to develop the scale and 1775 secondary school students for the survey study. SSEMS…

This study aims to validate the Bullying and Cyberbullying Behaviors Questionnaire, to examine the prevalence of bullying and victimization behaviors in Portuguese middle school students, and to analyse the differences in victimization and bullying between genders and across school grades. The questionnaire is composed of 36 items, allowing for…

Reading motivation has been defined consistently as a multidimensional construct. However, there is some disagreement regarding the number and nature of the dimensions of reading motivation. In particular, there is a lack of studies investigating the dimensional structure and measurement invariance (e.g., across gender) of reading motivation…

Values are conceptualized as the standards individuals use to determine the status of events and actions and are considered to influence individuals' behaviours, reasoning, and perceptions. Based on a synthesis of six school-based student values enhancement programs, this paper reports on the development of the Children's Values Questionnaire…

This study reports on the initial development and validation of the Student Subjective Wellbeing Questionnaire (SSWQ) with a sample of 1,002 students in Grades 6-8. The SSWQ is a 16-item self-report instrument for assessing youths' subjective wellbeing at school, which is operationalized via 4 subscales measuring school connectedness, academic…

The Brigance Comprehensive Inventory of Basic Skills-II (CIBS-II) is a diagnostic battery intended for children in grades 1st through 6th. The aim of this study was to test for item invariance, or differential item functioning (DIF), of the CIBS-II across sex in the standardization sample through the use of item response theory DIF detection…