This study aimed to develop a two-tier light concept test to identify student concept understanding of light. The development of the test was carried out through the content validity, construct validity, and reliability test stages using the Item Response Theory (IRT). The sample consisted of 81 students during the second semester at five…

Purpose: A sublime social attitude ("brahmavihara") has been identified as a crucial aspect of Buddhist Education (BE) for fostering prosocial behavior. Therefore, this study aims to construct and establish the validity of a sublime social attitude scale for prospective teachers of BE, as well as to detect social desirability bias (SDB).…

This study aims to develop an online test that can be used to characterize students' conception of objects in static fluid. The test developed by carried out several stages, namely: modified previous essay test and formed the Tier-1 of multiple-choice questions with options taken from the findings previous studies; combined the reasons for…

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…

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…

During the COVID-19 pandemic, various misinformation circulating among the public has the potential to be a source of misconceptions. This study aimed to validate the online three-tier diagnostic instrument test for Virus and COVID-19 as well as analyze the level of misconceptions experienced by students. The Treagust model is used as a reference…

Students' ability in Indonesia has decreased due to the COVID-19 pandemic, so the Government provides solutions to restore learning in Indonesia through a Merdeka curriculum. The impact on schools, especially mathematics subjects, decreased mathematical problem-solving abilities. The decreasing ability of students to solve problems requires a test…

The paper aims to develop the instrument about analogy test to measure the level of intelligence of undergraduate students. Determination of the number of samples is done by purposive sampling technique. This instrument is analyzed by factor analysis. Of the 15 items that will be used to develop the academic potential test instrument for verbal…

An identification key is one of the tools used to determine the identity of a plant specimen. This research aims to design an identification key for "M. crenata" and analyze its potential as an identification tool. The research uses an observational descriptive method. The identification keys were designed for populations growing in…

This study aimed to analyze the relationship between understanding Indonesian history, multiculturalism, and historical awareness with the nationalist attitudes of state high school students in Yogyakarta. This type of research was correlational research with a quantitative approach. The sample consisted of 126 students. Data collection used tests…

Research on growth mindset shows a positive trend in the recent years. The importance of the growth mindset for students is growing to be a center in education, but the valid scale to assess the variable in Indonesia is still limited. The study aims to measure the validity and reliability of the adaptation mindset scale in the Indonesian context.…

Critical thinking ability and character education seem to be interesting educational topics that are being discussed in the digital era of 21st century. It is necessary to optimize the character education in the learning process earlier using various learning media. The aim of this study is to investigate the influence learning process of legend…

Pedagogical content knowledge (PCK) is a category of teachers' knowledge that encompasses knowledge used by teachers to successfully deliver subject materials to students in classroom practice. To examine the extent to which teachers have developed their PCK and how they could improve, they need a tool to measure such a concept. This study,…

This paper explores the spatial dimension of Fleming's Left Hand Rule (LHR), commonly-used in Physics instruction for determining the direction of force using the left hand's thumb, forefinger and middle finger. A new instrument was developed to gauge students' ability to coordinate their fingers in 3D space (egocentric frame of reference) based…

The purposes of this research are (a) to make an instrument to measure the achievement of project-based digitalpreneurship learning in students; (b) to describe the quality of the project-based digitalpreneurship learning achievement assessment instrument for vocational high school students; (c) to measure the competence and skills. This study…