This study examined the impact of two questionnaire characteristics, scale position and questionnaire length, on the prevalence of random responders in the TIMSS 2015 eighth-grade student questionnaire. While there was no support for an absolute effect of questionnaire length, we did find a positive effect for scale position, with an increase of…

The main aim of our study was to adapt the Questionnaire on Teacher Interaction (QTI) to an Estonian context. The QTI was translated and evaluated by three educational researchers and validated with a sample of 508 students from grades 6 and 9 in 13 middle schools. When statistical analyses were utilized to investigate reliability and validity of…

This study aims to determine the alternative conceptions that middle school students may have about the structure of celestial bodies, celestial events and the motions of celestial bodies. Since qualitative and quantitative methods were used in the study, the study method is mixed. Since quantitative data were collected first and qualitative data…

The aim of this study is to develop a theoretically sound, valid, and reliable scale to examine seventh and eighth grade students' attitudes towards so-called skill-based mathematics questions (SBMQ). The sample of the study was 820 seventh and eighth grade students at three different middle schools in Etimesgut District of Ankara Province. A…

Although cyber victimization has been suggested as a significant risk factor for the development of adolescents' depression, the underlying psychopathological process that mediates this relationship needs further exploration. Based on the psychological inflexibility model, this study aimed to examine cognitive fusion and experiential avoidance as…

Although the impact of non-cognitive factors, such as math anxiety, math test-taking anxiety, and attitudes toward mathematics, has been extensively studied, this area remains partially unexplored in the realm of national assessments. This research focuses on the analysis of the validity and reliability of an 11-item questionnaire introduced by…

The IEA's International Civic and Citizenship Education Study (ICCS) investigates the ways in which young people around the world are prepared to undertake their roles as citizens. This report presents the European results from the third cycle of the study (ICCS 2022). Eighteen countries and two benchmarking participants (the German states of…

Questionnaires in educational research assessing students' attitudes and beliefs are low-stakes for the students. As a consequence, students might not always consistently respond to a questionnaire scale but instead provide more random response patterns with no clear link to items' contents. We study inter-individual differences in students'…

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…

Anonymous questionnaires are frequently used in research with adolescents in order to obtain sincere answers about sensitive topics. Most longitudinal studies include self-generated identification codes (SGICs) to match information. Typical elements include a combination of letters and digits from personal data. However, these data may make the…

The current study aimed to test the factorial structure and psychometric properties of a parent version of the Multidimensional School Climate Questionnaire (MSCQ), a multi-informant and multidimensional measure of school climate recently developed and validated in Italian for a student version, by also providing evidence of measurement invariance…

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 two-study research built and validated the new questionnaire "LO-COMPASS: Learning Orientation-Cognition Metacognition Participation Assessment" aimed at capturing the interplay between cognitive, metacognitive, and affective-motivational learning attributes in middle school students' learning orientations proved to be significant…

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…

The factor structure of the measure of school engagement 'Engagement Versus Disaffection with Learning: Teacher Report' was investigated in the sample of 360 Swedish 6th graders. Confirmatory factor analyses showed no support for the suggested four-factor structure including behavioural engagement, emotional engagement, behavioural disaffection…