During the last 25 years researchers have proposed a number of conceptual frameworks to measure the various functions of instructional leadership. One of the most frequently used frameworks is the Principal Instructional Management Rating Scale (PIMRS). Despite the great number of studies employing the PIMRS, evidence for its reliability and…

Values in mathematics classroom is not commonly discussed, researched, implemented, and measured although value is a significant affective aspect of mathematics learning. In this article, it is proposed that an instrument is developed to measure the said values which will benefit the teaching and learning mathematics. Discussion will focus on the…

This study further examined the Gifted Rating Scales (GRS) at the internal and external stages of test validation by (a) testing structural fidelity as indicated by the number of factors supported as well as the correspondence of the latent factor structure with the scoring model proposed by the authors and (b) examining the external relations of…

The purpose of this study was to develop a scale instrument to allow us to establish the self-efficacies of elementary education teachers regarding their use of information technologies when educating their students. The study group comprised a total of 924 teachers from different branches working in central Ankara elementary schools. Based on the…

This article provides a preliminary report on the construct validity and internal consistency of the "Community Scale." The "Community Scale" was developed to acknowledge the perceptions of community members and to promote a student-led "School Community Partnership Process" within the larger context of school climate…

This study aims to conduct validity and reliability analysis of Organizational Structure Scale-University version (OSS-U) that enables us to determine organizational structures of universities. The scale was developed based on the Axiomatic Theory by Hage, literature review and expert opinions. The sample of the study consisted of a total of 655…

There is limited recognition of self-determination concept in the Middle Eastern culture. Subsequently, there are no adapted measures of self-determination for Arabic adolescents with intellectual disability, learning disability, and multiple disabilities (intellectual disability and physical impairment). The purpose of this study was to examine…

A team of researchers at two institutions revised and analyzed a battery of instruments to assess the Critical Dispositions (InTASC, 2013) required in the CAEP (2016a) accreditation standards for teacher education programs. This research presents initial findings for the revised version updating previous results from validity and reliability…

Purpose of this study is to adapt anxiety and depression questionnaire for children into Turkish culture and to analyze the psychometric characteristics of it on clinical and nonclinical samples separately. The study is a descriptive survey research. The study was conducted on two different sample groups, clinical and nonclinical. The clinical…

This study aims to develop a reliable and valid scale to identify the levels of media users' media literacy skills. The scale development process was carried out in nine steps as recommended in the literature. Before the scale was administered, the items were reviewed by field experts and language experts and a pilot study was carried out.…

The purpose of this study was to develop a scale for measuring prospective science teachers' awareness of waste recycling. The study was conducted with the participation of 382 prospective teachers attending a university located in northern Turkey. The five-point Likert type scale that was developed contained 82 items relating to prospective…

Onwuegbuzie and colleagues proposed the Instrument Development and Construct Validation (IDCV) process as a mixed methods framework for creating and validating measures. Examples applying IDCV are lacking. We provide an illustrative case integrating the Rasch model and cognitive interviews applied to the development of the Transformative…

The research was carried out to develop a measurement tool for measuring self-regulated learning skills of secondary school students. For this purpose, the validity and reliability study of the "Self-Regulation Learning Questionnaire" was conducted on 688 students who studied in different classes in the middle school (fifth, sixth,…

This research aims to develop an independent scale that measures the critical thinking attitudes of classroom teacher candidates. The research was designed in a screening model. The universe of the research was composed of 384 prospective teachers who are studying in the education faculty of a university in the western part of Turkey. In the…

Reform is a common tool used by policymakers to increase student achievement. Unfortunately, reform efforts are not always successful. However, researchers have demonstrated that school culture and climate both impact student achievement (Cavanaugh & Dellar, 1997; Cohen, Fege, & Pickeral, 2009; D' Alessandro & Sadh, 1998; MacNeil,…