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)…

The rise and growing prevalence of juvenile delinquency is a matter of concern for many parties. This study aims to establish a research instrument in the form of a questionnaire that can be deployed to assess the learning environment perceived by high school students. This research endeavor constitutes a developmental study, wherein the outcomes…

Parenting style was a set of parental attitude and behavior communicated by parents to children, forming an emotional climate condition used by parents to raise children. The study on parenting style had been conducted for a long time, but measurement of parenting style in Indonesia was still experiencing problem due to lack of sufficient and…

The present study aimed to culturally adapt the Stirling Children's Well-being Scale (SCWBS) for use in Indonesia with college student and to assess their psychometric properties in this population. This study investigated the dimensions, particularly the nature and number, of the Indonesian version of the SCWBS. Three hundred seventy-five…

The Autism Stigma and Knowledge Questionnaire (ASK-Q) was developed and validated to assess autism knowledge across cultural contexts. Given the wide international use of the measure, the current study aimed to re-examine the measurement properties of the ASK-Q. Using a large, international database (n = 5064), psychometric analyses examined both…

Concerning the Indonesian government's endeavors to safeguard Indonesia's standardized language and national language, numerous initiatives have been undertaken to uphold the disposition and consciousness of the Indonesian youth towards the language since they are the future custodians of the nation. This paper aims to present the psychometric…

Science, technology, engineering, and mathematics (STEM) problem-solving is necessary to be infused into the classroom. Nevertheless, the criticism of underrepresented mathematics in STEM problem-solving assessment is an issue. In this study, we develop and investigate the psychometric evidence of an integrated STEM-based mathematical…

The transition of traditional classroom teaching to online teaching platforms in English as a foreign or second language context has caused the shift of teachers' motivational factors. The present study aimed to develop a new motivational teaching instrument and provide indication for the scale's validity and reliability of English for Specific…

The What Is Happening In this Class? (WIHIC) questionnaire is a multidimensional measure for assessing the classroom learning environment based on student perspectives. The purpose of this study was to validate an Indonesian version of WIHIC and to assess the instrument's psychometric properties by using confirmatory factor analysis (CFA) and the…

Metacognition inventory supports increased awareness and self-control to improve student's academic success, including physics. However, there are limitations to revealing the Physics Metacognition Inventory (PMI), especially in Indonesia. This study aims to explore and evaluate the psychometric properties of PMI. This survey research has involved…

There is a growing interest in the perceived research environment for higher education academics. As there is no existing, psychometrically sound scale that directly measures perceived research environment for higher education academics, we designed and validated the Perceived Research Environment Scale for use with this population. In Phase 1,…

Students' poor understanding of COVID-19 can contribute to an increase in the number of COVID-19 cases.. However, there is no validated instrument for measuring undergraduate student knowledge about COVID-19. This study is at the cutting edge of validating the psychometry of students' knowledge, attitudes, and practices (KAP) toward COVID-19. The…

This study focuses on developing the new level of scientific argumentation skills and new items that are feasible and valid for used. There are 195 science students at Islamic State School 1 (MAN 1) Yogyakarta as participant in this study. Random sampling technique was used from the three schools of Islamis State School (MAN) in Yogyakarta,…

This study describes the characteristics of the test and its items used in the national-standardized school examination by applying classical test theory and focusing on the item difficulty, item discrimination, test reliability, and distractor analysis. We analyzed response data of 191 12th graders from one of public senior high schools in…

Teacher education in Indonesia aims to prepare pre-service teachers in becoming professional teaching personnel. Two important knowledge need to be acquired are content knowledge (CK) and pedagogical content knowledge (PCK). However, it is still a challenge to measure the pre-service mathematics teachers' CK and PCK. Therefore, the first aim of…