This study aimed to investigate the reliability and validity of the Childhood Career Development Scale (CCDS) on a sample of 1018 Iranian elementary school students. The Confirmatory factor analysis revealed that the original eight-factor model was of a good fit. Measurement invariance analyses indicated equivalence across gender and grade. A…

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)…

Background: A measure to provide insight regarding health-related quality of life of adults with severe motor and intellectual disabilities was lacking. For this reason, the CPADULT was developed. This measure includes domains relating to an individual's physical, mental, and social functioning. The purpose of this study was to assess the…

Mindfulness is growing in popularity with the potential to improve many favorable health outcomes. Physical activity (PA) is crucial for improving health, however, there is no Turkish scale to measure mindfulness during PA. The purpose of this study was to translate, culturally adapt, and validate the Turkish version of The State Mindfulness Scale…

This paper presents a cross validation study of four instruments commonly used to assess educator proficiency in technology integration. Data for the validation study were contributed by 357 teacher preparation candidates enrolled in university coursework in the Netherlands. Factor analysis, multidimensional scaling, reliability analyses and…

This study aimed to develop and evaluate the psychometric properties of the Educational Leadership Scale for Faculty Members (ELSF) in Arabic. The scale was rigorously tested using both traditional methods--exploratory factor analysis (EFA) and confirmatory factor analysis (CFA)--as well as advanced network techniques, including exploratory graph…

Researchers and practitioners need robust measurement tools for evaluating knowledge of child development to better support parents and their children during pregnancy and the transition to parenthood. We addressed this need by evaluating the psychometric properties of the Domains of Development Instrument (DoDI) for measuring knowledge of…

Child observation is a critical component of quality pedagogy in early childhood education and care (ECEC). The ORICL (Observe, Reflect, Improve Children's Learning) tool was co-designed by ECEC researchers, policymakers, leaders, and practitioners to support this work. Educators rate the experiences of individual children, and responses of…

CDKL5 deficiency disorder (CDD) results in early-onset epilepsy and lifelong cognitive and motor impairments. With no validated measure for communication in CDD, this study evaluated the psychometric properties of the Communication and Symbolic Behavior Scales-Developmental Profile Infant Toddler Checklist (CSBS-DP ITC). Caregivers (n = 150;…

This study examined the psychometric properties of the Chinese version of the Social-Emotional Assessment Measure (SEAM) (33-66 months), which is designed to assess social-emotional difficulties and behavior disorders in young children. In this case, the SEAM was translated and back-translated. The sample included 2477 preschoolers (1256 boys;…

There are many well-developed screening tools for both intellectual disabilities and autism, but they may not be culturally appropriate for use within Africa. Our specific aims were to complete a systematic review to (1) describe and critically appraise short screening tools for the detection of intellectual disabilities and autism for older…

This dissertation aims to bridge the gap between validity theory and the practice of validation. The dissertation employs a three-article approach. Following the introduction in Chapter I, three independent manuscripts representing three empirical studies are presented (i.e., Chapters II - IV). Each chapter is a stand-alone publishable manuscript,…

This study aims to test the content and face validity of Secondary School Islamic Education Teacher Self-Assessment Instrument (SSIET-SAI) using Content Validity Ratio (CVR), Content Validity Index (CVI) and Cohen Kappa Index (CKI) analysis. They are nine professional experts from universities and schools and two other expert field. Validation…

Reading anxiety measures are newly available in English, but none is available in Arabic. The goals of the present study were to adapt the English Reading Anxiety in College Students (RACS) scale to Arabic-speaking college students (RACS-Arabic), evaluate its reliability and other psychometric properties in comparison to the English US sample, and…

Despite growing interest in evaluating the social and emotional learning of students and the development of standardized assessment tools for this purpose, there remains a dearth of validated instruments for evaluating teachers' social and emotional skills. We set out to address this knowledge gap by investigating the psychometric characteristics…