The study objectives were (1) developing a valid and reliable Affective Self-assessment Instrument of Chemistry for High School Student and (2) discovering the chemistry affective domain ability trend of high school students based on gender. The current development study utilized 10 non-test instrument development procedures from Mardapi. The…

Responses to the Generalized Anxiety Disorder (GAD-7) scale displayed high score reliability ([alpha] = 0.91) and adequate convergent and divergent validity for college undergraduates. The data provided an adequate to excellent fit to the unidimensional model. Measurement invariance was demonstrated for gender and race.

The Early Years Foundation Stage Profile (EYFSP) is a statutory, summative teacher assessment against nationally prescribed criteria. It is completed for all children in state education in England in summer of the reception year, when September-born children are nearly 6 and summer-born children are turning 5. This research uses quantitative…

In this research, we aimed to adapt the Xenophobia Scale developed by Olonisakin and Adebayo (2021) into Turkish. We conducted research on two separate study groups comprising 563 teacher candidates. Before starting the adaptation process of the scale, we obtained necessary permissions from the authors, who developed the original form. When…

People's day-to-day routines have changed drastically since the outbreak of the COVID-19 pandemic. One of the changes to take place has been the transition to online learning due to the changing conditions in learning environments. One of the factors that guide students through learning environments is their emotions. The few existing scales that…

Background: COVID-19 pandemic has been a global health threat since December 2019. It has brought the world to a standstill. The development of a vaccine has sparked great hope among all the individuals across the globe. Purpose: This study aimed to measure the perceived risks and benefits associated with the COVID-19 vaccines and to develop a…

This paper shows the design and validation of a questionnaire aimed at college students to assess their satisfaction level with mathematics study materials. Starting from the theoretical framework presented, we proposed three dimensions: overall quality of mathematics study materials, didactic adequacy and motivation capacity. To that effect, we…

Existing measures of communication challenges in autism are based on diagnostic criteria and research/clinical observations of autistic people, rather than what autistic people themselves identify as difficulties. In this study, the Conversation Questionnaire (CQ) was developed based on community engagement with autistic people to identify what…

This study aimed to develop an instrument to assess science teacher candidates' professional and pedagogical competence in the Industrial revolution 4.0. The instrument consisted of 30 questions and was used in the main study, which was analyzed using the Rasch model to unravel the reliability and empirical validity. The questions were developed…

Informant-report measures for screening symptoms of autism spectrum disorder (ASD) and other neurodevelopmental disorders (NDDs) are needed for low-resource settings if early identification is to be prioritized because early developmental concerns are likely to be expressed by parents and other caregivers. This paper describes the initial…

Anger is a topic that requires intervention from teachers, counsellors, psychologists, parents, and all communities. The expressions of anger are subjective and sometimes hard to identify. Thus, anger should be measured more objectively, while the expressions need to be examined closely. The purpose of this study is to provide valid confirmation…

Purpose: This study reports the development, refinement, and exploration of the psychometric properties of the Vanderbilt Responses to Your Child's Speech (VRYCS) rating scale, a novel measure designed to assess parents' self-perceived responses to the speech of their children who stutter (CWS). Method: Parents of 214 young (ages…

Interest in telehealth assessment for autism has increased due to COVID-19 and subsequent expansion of remote psychological services, though options that are easy for clinicians to adopt and available through the lifespan are limited. The Brief Observation of Symptoms of Autism (BOSA) provides a social context with standardized materials and…

This study aimed to adapt the Triarchic Model of Grit Scale (TMGS) and Perceived Academic Underachievement Scale (PAUS) to a Turkish state university context and provide evidence of its validity.. The relationships between the scales were also examined. The data of this study was obtained from three different study groups consisting of college…

Purpose: Measuring the growth of young children's vocabulary is important for researchers seeking to understand language learning as well as for clinicians aiming to identify early deficits. The MacArthur-Bates Communicative Development Inventories (CDIs) are parent report instruments that offer a reliable and valid method for measuring early…