Action competence consists of the knowledge, willingness, and self-efficacy for contributing to a controversial issue such as sustainable development. As such, action competence in sustainable development (ACiSD) is a desired outcome of education for sustainable development (ESD). Still, the scarce instruments for measuring ACiSD that have been…

The present study assesses the factor structure, psychometric adequacy, and invariance across sex and age of the Relational Provisions Loneliness Questionnaire (RPLQ). Discriminant validity with an external criterion was also tested. In a sample of Portuguese adolescents, from 7th to 9th grade (N = 817), Confirmatory Factor Analyses (CFA) were…

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…

The present study reports on a replication of the technical adequacy of the Student Subjective Wellbeing Questionnaire (SSWQ), which is a 16-item self-report instrument for assessing youth's academic efficacy, educational purpose, joy of learning, and school connectedness, with a sample of adolescents in Grades 6 to 7 (N = 438). Findings confirmed…

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 purposes of this study were to develop and validate an instrument for assessing elementary students' nature of science (NOS) views and to explain the elementary school students' NOS views, in terms of varying grade levels and gender. The sample included 782 students enrolled in sixth, seventh, and eighth grades. Exploratory factor analysis…

The current study presents the development process and initial validation of a measure designed for assessing psychological needs satisfaction in a secondary school physical education context (Psychological Needs Satisfaction Scale in Physical Education, PNSSPE). Junior secondary school (grades 7 to 9) students (N?=?1,258) were invited to…

The objective of the present study was to develop a scale that is appropriate for use internationally to measure affective, behavioral, and cognitive dimensions of student engagement. Psychometric properties of this scale were examined with data of 3,420 students (7th, 8th, and 9th grade) from 12 countries (Austria, Canada, China, Cyprus, Estonia,…

This article reports the adaptation and analysis of Pintrich's Motivated Strategies for Learning Questionnaire (MSLQ) in Hong Kong. First, this study examined the psychometric qualities of the existing Chinese version of MSLQ (MSLQ-CV). Based on this examination, this study developed a revised Chinese version of MSLQ (MSLQ-RCV) for junior…

Objective. The purpose of this study was to examine the psychometric properties of the self-efficacy for healthy eating and physical activity measure (SE-HEPA) for preadolescents. Method. The reliability of the measure was examined to determine if the internal consistency of the measure was adequate (i.e., [alpha]s greater than 0.70). Next, in an…

The goal of this article was to develop and validate a self-complexity scale for adolescents. Therefore, 4 empirical studies were developed. In Study 1, a content analysis of attributes used in school books was conducted. This analysis was complemented in Study 2 with an exploratory study of adolescent's self-descriptions in an open-ended…

Background: Motivational interference is defined as the amount of impairment in a target activity due to the incentives of a non-chosen attractive alternative. The amount to which pupils experience motivational interference while studying or while performing a leisure activity in a school-leisure conflict situation is seen as depending on the…

To date questionnaires that measure Multiple Intelligences (MIs) have typically not been systematically developed, have poor psychometric properties, and relatively low reliability. The aim of this research was to define the factor structure, and reliability of nine talents which are the behavioural outcomes of MIs, using items representing…

The present study examined the validity of the Basic Empathy Scale (BES) [Jolliffe, D., & Farrington, D. P. (2006a). Development and validation of the Basic Empathy Scale. "Journal of Adolescence," 29, 589-611; Jolliffe, D., & Farrington, D. P. (2006b). Examining the relationship between low empathy and bullying. "Aggressive…

Learning strategies have been increasingly recognized as a useful tool to promote effective learning. In response to the lack of available learning strategies measures for middle school students, this study evaluated an instrument assessing cognitive, behavioral, and metacognitive strategy use among middle school students. The instrument, called…