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…

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…

This study evaluated the validity of a multi-dimensional measure of motives for writing. Based on an earlier instrument and theoretical conceptualisations of writing beliefs, we developed the Writing Motivation Questionnaire (WMQ). A sample of 2,186 fourth- (558 girls; 521 boys) and fifth-grade students (546 girls; 561 boys) completed 28 writing…

This study aimed to develop and validate a self-efficacy and affect questionnaire focused on upper-elementary students' reading and spelling of multisyllabic words. The research addresses a gap in understanding students' self-efficacy, affect, and avoidance behaviors related to decoding and spelling complex words. Participants included 395…

In recent years, there has been increasing awareness on the benefits of social-emotional competencies (SEC) on Israeli students. A self-report SEL measure tailored to the Israeli context, however, has yet to be developed. This research aims to validate the Social-Emotional Questionnaire for Grades 4-6 (SEQ [G4-6]), a new self-report questionnaire…

This study aimed at examining the suitability of questionnaire instruments commonly used in large-scale assessments for measuring non-cognitive school effectiveness criteria. It focused on questions of reliability and validity for capturing changes in students within schools across time and the instruments' sensitivity to school effects. The aim…

This study examines the psychometric properties of a reading motivation measure with a sample of upper elementary students in the United States (n = 195). The research explores upper elementary students' motivation to read, the amount/frequency of their reading in general, and their preferences for different text genres. Factor analyses support…

The present study reports on the development of a questionnaire that evaluates children's experiences of their physical classroom environment, activities and interactions. It also explores the psychometric properties of the questionnaire and how acoustical characteristics of the classroom, class size and student characteristics (age, sex and…

The aim was to develop a new instrument for measuring length of sleep as well as television and computer habits in school-age children. A questionnaire was constructed for use when children visit the school health care unit. Three aspects of the validity of the questionnaire were examined: its face validity, content validity, and construct…

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…

A social surrogate is a person who helps a shy individual deal with the stresses of a social situation. Previous research has only investigated social surrogate use in adults. The purpose of the current study was to develop and evaluate a new self-report measure of social surrogacy in middle childhood and to explore the implications of this…

This study aims to develop a short German version of the Self Description Questionnaire (SDQ I-GS) in order to present a robust economical instrument for measuring German preadolescents' multidimensional self-concept. A full German version of the SDQ I (SDQ I-G) that maintained the original structure and thus length of the English original SDQ I…

In this article I advocate for a new discussion in the field of international large-scale assessments; one that calls for a reexamination of international large-scale assessments (ILSAs) and their use. Expanding on the high-quality work in this special issue I focus on three inherent limitations to international large-scale assessments noted by…

Book reading enhances the intellectual world of people. It is very important to know the factors that motivate children to read books as it will help to instill book reading habit in them. As such, the present study aims to develop a "Book Reading Motivation Scale" to determine elementary and secondary school students' reading…

Early detection of loneliness in children, especially children with special needs who are at greater risk for loneliness, is crucial for planning appropriate interventions. A review of studies regarding the assessment of loneliness in children reveals the Children's Loneliness Scale (CLS) is commonly used in other cultures whereas information…