Evaluation of child-friendly school (CFS) policies is essential to determine the achievements of school efforts in reducing violence cases. This research aims to proving the reliability and validity of CFS policy evaluation instruments in elementary schools with different locations. This investigation uses the Context Input Process Product (CIPP)…

Despite the evolution of the grit conceptualization over the years, the psychometric validity of scales and construct structure remain unclear. Consequently, this study aims to provide new evidence that broadens the current understanding of the grit's dimensional nature in the Spanish population by examining the psychometric properties of the…

In order to support research on school effectiveness, there is a need for valid and reliable instruments to assess policymaking capacities of schools. Increasingly, policymaking is seen as a shared responsibility of the entire pedagogical team of a school. In this article, data were analysed from a sample of 1,696 (care) teachers coordinators and…

Background: Acceptance and Commitment Therapy (ACT) is a transdiagnostic approach which aims to increase psychological flexibility. Higher psychological flexibility has been associated with reduced psychological distress, mental health symptoms and improvements in well-being and functioning. Reviews of ACT for children and young people (CYP)…

In this study, the extent to wording effects impact structure and factor loadings, internal consistency and measurement invariance was outlined. The modified form, which includes items that semantically reversed, explains %21.5 more variance than the original form. Also, reversed items' factor loadings are higher. As a result of CFA, indexes…

In this longitudinal study, we investigated the factor structure and stability of early-life temperament in a German sample, using three measures developed within Rothbart's psychobiological approach. Temperament was measured using the Infant Behavior Questionnaire Revised (IBQ-R) at the ages of 6 and 12 months, the Early Childhood Behavior…

Human pro-environmental behavior in the private sphere is an important factor which influences nature and the environment and thus can contribute to the management of environmental problems. Although there are a variety of self-reported measurement tools for pro-environmental behavior, an established and validated measurement instrument for…

This study aimed to adapt and examine the cross-cultural validity and reliability of the Coping with "Children's Negative Emotions Scale -- Teacher Version" (CNNES-T), which assesses the levels of early childhood (EC) teachers' perception of their reactions towards young children's negative emotions. For this purpose, two studies were…

Disengagement is considered a significant component that affects the success, participation, and activity of the students in the online course. Reviewing the literature revealed the lack of a measurement tool for assessing students' disengagement in online courses. This study aimed to develop a scale that examines student disengagement in online…

Purpose: We developed the Goal Achievement Scale in Colleges of Education (GASCE) to address the lack of context-specific assessment tools for evaluating goal achievement in Nigerian colleges of education. Existing instruments fail to capture the unique challenges of these institutions, making a reliable and valid scale essential for assessing…

This study was conducted to develop an instrument with good psychometric properties to measure primary school students' attitudes towards mathematics. For this purpose, the screening model was utilised in the research. The form was prepared in the form of a five-point Likert scale (Very Unhappy, Unhappy, Neither Happy nor Unhappy, Happy, Very…

Although the original long version of the Hewitt Multidimensional Perfectionism Scale (HMPS) has been translated and validated in a Spanish population, no study to date has examined the psychometric properties of a short version of the HMPS with a Spanish-speaking sample. For this reason, the aim of this study is to analyze the psychometric…

Psychometric Properties of the Scale of Positive and Negative Experience (SPANE) have been extensively evaluated in numerous countries, but not in Indonesia. This study investigated factor structure, reliability, measurement invariance, and validity of SPANE scores among a sample of Indonesian university students (N = 405). Multiple measurement…

Philanthropy is love of humanity and a sincere action without anticipating anything in return for oneself and the community. In contrast, misanthropy is defined as not loving and hating people. The purpose of the current study is to develop a valid and reliable scale to measure in-service teachers' philanthropic tendencies. First of all, the…

The factor structure, the concurrent validity, and test-retest reliability of the Czech translation of the Gifted Rating Scales-School Form [GRS-S; Pfeiffer, S. I., & Jarosewich, T. (2003). "GRS (gifted rating scales) - manual." Pearson] were evaluated. Ten alternative models were tested. Four models were found to exhibit acceptable…