The lack of validated autism spectrum disorder (ASD) screening instruments hampers rehabilitation efforts for children with ASD in Africa. In the present study, the psychometric properties of two ASD screening instruments, that have been well-validated in the United States (US) context, were examined in the Ugandan context. These instruments were…

This cross-sectional mixed-method study with a small sample of 62 mothers of children with asthma is a pilot evaluating a new brief online e-health intervention: The Asthma Knowledge Test for Parents (TAKT-40), "with all true answers." The TAKT-40 was highly recommended (77.4%) by mothers to others parents with children with asthma. The…

Progress in International Reading Literacy Study (PIRLS) was used to measure Indonesian fourth grade elementary school students' reading comprehension in 2006 and 2011. Indonesian students scored among the lowest of the participating countries with a score of 405 in 2006 and 428 in 2011, with the PIRLS average scale score being 500. These results…

In the 21st century, the demand for proficiency in mathematics has escalated, as it underpins critical thinking, problem-solving, and innovation in various fields. Recognizing the significance of mathematics education, after-school programs have emerged as potent supplementary platforms to enhance students' mathematical skills and achievement.…

This study aimed to assess the effectiveness of the Heggerty Bridge to Reading program for first-grade students compared to a business-as-usual reading program by employing a mixed-methods approach encompassing a matched quasi-experimental design, teacher surveys, and interviews. In light of the learning disruptions caused by the COVID-19…

This study assessed the psychometric properties of the Dutch translation of the Prosocial Behavior Questionnaire (PBQ-NL), a self-report questionnaire that distinguishes altruistic, reactive, and proactive prosocial behaviours. Participants were 381 Dutch adolescents and young adults aged 13-30 (M[subscript age] = 18.62, SD = 2.59, 65.1% female).…

Reasoning for complexity is a fundamental competency in these complex times for solutions to social problems and decision-making. The purpose of this paper is to demonstrate the validity and reliability of the eComplexity instrument by presenting its psychometric properties. The instrument consists of a Likert-type scale questionnaire designed to…

A three-dimensional virtual world (henceforth, 3DVW) is a novel phenomenon with enormous potential as a virtual community for broadening meaningful life experiences. Previous 3DVW research, however, has not addressed the determinants that influence L2 students' expectations. The primary goal of this study was to employ a combination of exploratory…

For years, educational practitioners and decision-makers have encouraged teachers to implement a balanced literacy approach in class. However, the effects of balanced literacy on the reading comprehension of students from different backgrounds have not been carefully examined in the current literature. Using the large data sets from the 2016…

This quantitative, correlational-predictive study was performed using publicly available archival data to determine if and to what extent post-COVID-19 relief funding (ESSER III) received by the Arizona public school districts in the 2021-2022 school year had a statistically significant impact on the English Language Arts (ELA) assessment during…

We employed qualitative research methods to examine student learning in context during a teacher's unit on 1920s-Great Depression in an 11th grade United States & Virginia History class in a standards-based setting with a high-stakes end-of-course test. We focused on four focal students (all of whom were classified as English learners at some…

The roles of technology and education were at the forefront throughout the COVID-19 pandemic. This mixed-methods study examines the role of the three levels of the digital divide (i.e., access, capability, and outcomes) during the COVID-19 pandemic in Kentucky. We create and analyze a new multifaceted measure of district-level digital capacity to…

This paper assesses the role of shadow education (SE), i.e., organised learning activities outside formal schooling, in the lives of secondary school students of different social backgrounds and in different school settings, in a high-stakes context. It draws on multilevel analysis of longitudinal Growing Up in Ireland data, alongside narratives…

In recent years, there has been increasing awareness on the benefits of social-emotional competencies (SEC) on Israeli students. A self-report SEL measure tailored to the Israeli context, however, has yet to be developed. This research aims to validate the Social-Emotional Questionnaire for Grades 4-6 (SEQ [G4-6]), a new self-report questionnaire…

This dissertation develops and applies sophisticated Item Response Theory (IRT) methods to address fundamental measurement challenges in cognitive testing, focusing on the Armed Services Vocational Aptitude Battery (ASVAB) data from the National Longitudinal Survey of Youth (NLSY). The first chapter implements a confirmatory multidimensional IRT…