The Psychological Sense of School Membership (PSSM) scale has been used for more than 20 years to measure students' sense of school belonging, yet its psychometric properties have had limited examination with pre-adolescent children. This study investigated the utility and psychometrics of the PSSM in three primary school samples from the United…

Need-supportive environments have been shown to predict children's physical activity levels, and in a few cases to well-being. Grounded in self-determination theory (SDT), this cross-sectional study aimed to determine the influence of psychological need (competence and social relatedness) satisfaction on physical activity levels and well-being in…

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…

Method effects associated with item wording have been explored in a variety of instruments and found that the practice of using positively- and negatively- worded items may introduce systematic measurement errors that disrupt analyses and interpretations of the results. Therefore, the first purpose in the present study was to explore if method…