All of the articles in this proceedings volume have been presented at the 9th ICRIEMS during July 29-30, 2025 in Yogyakarta. These articles have been peer reviewed by the members of the Scientific Committee and approved by the Editor-in-Chief, who affirms that this document is a truthful description...

The development of the world of education encourages teachers to always develop their learning process, but in the learning process students’ problem solving abilities are not optimal. This study aims to determine differences in problem-solving abilities between students who apply project-based learning...

In 21st-century learning, lecturers encounter complex challenges in optimizing and developing learning processes that facilitate students’ analytical thinking abilities. This study aimed to investigate the effectiveness of project-based learning on students’ analytical thinking ability in studying electrolyte...

In the era of the 21st century, the development of knowledge and technology is proliferating. This phenomenon enforces the world of education to keep up on improving self-qualities to produce competent human resources. The prominent and sought-after learning competencies in the 21st century consist of...

This study aims to describe the effectiveness of cooperative learning model type Numbered Heads Together (NHT) to improve student learning outcomes and support the ability of 21st-century students in learning mathematics. 21st-century ability selected in this study is mathematical communication skills...

The results of the Program for International Student Assessment (PISA) in the fields of reading and science in Indonesia are still far from the international average score and lagging behind neighbor countries such as Malaysia, Thailand, and Singapore. Therefore, the modification of the education system...

Learners have different abilities and ways of understanding information in the learning process. One of the important characteristics of effective learning is when the learning process can respond to the individual needs of students. Differentiated Instruction is a teaching strategy that accommodates...

This study aimed to find out the public’s response to teacher figures in Indonesia, especially the personality competencies of Mathematics teachers during the transformation of the Covid-19 pandemic. This research is quantitative descriptive research with a survey method. The results of this study describe...

This study aimed to produce a valid, practical, and effective e-module for learning mathematics based on realistic mathematics education oriented toward students’ computational thinking abilities. The products developed are in the form of e-modules integrated into Canvas LMS as a blended learning medium,...

Self-directed learning abilities are important for students to study physics because learning basic physics with an applicative orientation requires students to apply knowledge in solving problems. In solving problems, it takes initiative to find solutions to problems, these initiatives are related to...

Without experiencing things, learning science will not take place. Since it incorporates real-world situations, this learning will produce relevant instruction. The experiential learning model stresses first-hand experience. However, it has flaws in concrete experience and active experimentation stages....

The 47th Conference of the International Group for the Psychology of Mathematics Education (PME) emphasized the critical importance of preparing teachers to teach mathematics using digital technology. A high-quality vision of mathematics teaching involves understanding how educators aspire to integrate...

Algebraic thinking skills are a way of thinking analytically with activities mainly of generalization and solving algebraic problems. The system of linear equations of two variables are one of the materials in school that require algebraic thinking skills. Students have difficulty in thinking algebra,...

This study aims to examine the pattern of STEM integration in mathematics learning in Indonesia through the Systematic Literature Review (SLR) approach. A total of 18 articles that met the inclusion criteria were analyzed using the PRISMA framework. The results showed that STEM integration predominantly...

This research discusses the importance of students’ numeracy skills in learning mathematics. This study aims to determine the effectiveness of learning by using the Problem Based Learning (PBL) model on numeracy literacy skills and students’ self-efficacy. The research prer-erxperrirmernt designed in...

Presentation of teaching materials through media requires planning that considers many factors includes cognitive load and the principles of multimedia learning. Therefore, this study tried to compare cognitive loads from the use of textbooks and interactive simulations. The method used in this study...

Evaluation is an important thing to do to measure and find out the quality of something. Evaluation is a form of assessment, so that you can take the right steps for the future. In the education system, evaluation is important to see the quality of education, andbut also to see the extent of deficiencies...

Regression approaches were categorized into parametric, nonparametric, and semiparametric. Parametric regression models required assumptions about the form of the relationship function, as seen in simple linear regression. Whereas, nonparametric regression models did not require specific assumptions,...

This study aims to analyze research trends related to the use of animated videos in learning, especially in improving problem solving skills in comparison materials. The method used is bibliometric analysis based on publication data indexed by Scopus for the period 2020–2025. The data collection process...

Schools and classrooms are no longer physically intimidating; more is needed to ensure students’ mental and emotional safety. Besides that, integrating digital technologies has slowly influenced the learning process, including mathematics. This study aims to explore the integration of digital technology...

This research and development (R&D) study aims to design and implement a network-based mathematics learning medium in the form of web-based instruction (WBI) to address existing challenges related to interactivity in enhancing students’ mathematical competence. The development process adheres to...

Mathematical resilience refers to the ability of students to remain persistent and have high perseverance in facing challenges when learning mathematics, while mathematical problem-solving skills focus on students’ ability to solve mathematical problems correctly and systematically, based on Polya indicators....

This study aims to analyze the development of publications related to the development of Ubiquitous Learning in educational research. The method used in this study is bibliometrics analysis using data analysis on Scopus.com and utilizing R Studio for more detailed analysis. Publication data is collected...

Math anxiety is a feeling of fear and anxiety when facing something related to mathematics. Adversity quotient is a person’s ability to face challenges and difficulties. This study aims to analyze the results of a study that examines the influence of math anxiety and adversity quotient on mathematical...