Objective: This study examines the validity of the ASRS-5 as a new screening tool for ADHD and evaluates its proposed screening cut-off in a general population context. Method: A nationally representative sample of 2,002 individuals aged 18 to 80 years was surveyed using the ASRS-5, with complete data obtained from 714 participants. Psychometric…

Despite the importance of evolution to understand biology, there is significant evidence that many biology teachers have difficulties to successfully teach this topic. The purpose of this study is to describe procedures by which a paper-and-pencil instrument to assess teachers' pedagogical content knowledge for evolution (PCK[subscript evo]) was…

Engineering education aims to equip children with the skills to solve and apply complex problems. Problem-solving processes in engineering require high-level thinking and mind habits. Habit is a term used to describe various aspects of intelligence. Engineering habits of mind are the values, attitudes, and thinking skills associated with…

Assessing students' multicultural self-efficacy was a challenging duty for high school counselors, particularly in conjunction with the understanding function of school counseling. The main objective of this development research was to design and validate a scale for measuring the multicultural self-efficacy of high school students. The 851 public…

This research was aimed to develop the Teacher Report Form of Anxiety in Pre-School children. A descriptive research was conducted with two study groups. The scale is based on teachers' assessment for preschoolers aged 3-6. During the development process of the form, the theoretical structure was examined and expert opinion was take for the…

Social perception is an evaluation process, which uses any information available in order to form impressions, understanding, and judgments about others. It is also considered as an essential element of social skills. This study aims to examine the psychometric analysis of students' social perceptions of mathematics using Rasch model analysis.…

Researchers developed and initially validated a client-report measure of counselors' cultural humility, entitled the Cultural Humility and Enactment Scale (CHES). The sample includes 434 adults recruited from web-based surveys. Exploratory factor analyses were performed to examine the initial factor structure of the CHES. Bivariate correlations…

The concept of social networking literacy emerged with the advent of Web 2.0. This study aims to develop a scale to measure the social networking literacy proficiencies of individuals. An item pool was created after a thorough review of the literature and taking experts views, and then application form prepared. The scale was applied to students…

Purpose: Since reflectivity has a crucial role in education, it has attracted researchers' attention in the last decades. As such, the present study aimed to construct and validate a questionnaire to assess the barriers to reflective practices of Iranian ESP (English for Specific Purposes) instructors. Furthermore, this study aimed to investigate…

Some of the most important skills of university students is to develop the capacity to resolve problems posed by their communities, which implies that students become independent, autonomous and self-regulated. Also they need to be capable of monitor, asses and modify their learning through their own process of metacognition, this way they can…

Social media users should have a critical approach and look at any of knowledge in social media environments through a rational lens outside of their personal beliefs. In the era of posttruth, the rational lens concerns the epistemological beliefs that are about questioning the source of knowledge and perceive knowledge with criticism. The purpose…

The study revisited the community of inquiry (CoI) instrument for construct revalidation. To that end, the study used confirmatory factor analysis (CFA) to examine four competing models (unidimensional, correlated-factor, second-order factor, and bifactor models) on model fit statistics computed using parameter estimates from a statistical…

The 21st century demands mastery of various skills, and one of them is a higher-order thinking skill. Specialized instruments are required to measure these skills to be aware of their level of achievement. This research is classified as development research to create tools capable of measuring higher-order thinking skills of pre-service biology…

The purpose of this study was to identify the factor structure of the Child Oral and Motor Proficiency Scale (ChOMPS) and to evaluate the psychometric properties, including internal consistency reliability, test-retest reliability, and construct validity as measured by convergent and known-groups validity. Principal component analysis with varimax…

This study aims to develop a standard scale by making the validity and reliability of the globalization survey developed for education faculties in the sample of sports sciences. A total of 878 people, including 81 academicians, 336 physical education and sports teachers, 118 trainers, and 343 sports sciences students, who were reached by a simple…