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Mathematics is one of the main skills taught from elementary school to college, playing a role in developing critical and logical thinking patterns of students. However, many elementary school students have difficulty understanding mathematical concepts, especially spatial figures, due to the lack of supporting learning media. This study aims to explore the effectiveness of using Trimatra (three-dimensional) media in mathematics learning in elementary schools. Trimatra media, such as three-dimensional models of spatial figures, allows students to visualize and understand the characteristics and relationships between spatial figures in a concrete manner. The results of the literature study show that Trimatra media not only increases students' knowledge of mathematical concepts, but also motivates students to be actively involved in learning, increases critical thinking skills, and overall learning outcomes.  

This service aims to socialize the mathematical connection to the concept of Element (demand and supply for MSME products in North Pelawi Village, Babalan District, Langkat Regency. This service activity is carried out by a service team consisting of lecturers and students who aim to provide briefings in the form of socialization to the community of business actors and MSME owners where with this activity it is hoped that there will be awareness and motivation of business actors to relieve the importance of applying mathematical concepts in the context of the connection or tension between the amount of demand and supply. So to predict the amount of demand and the amount of supply at a certain price is not difficult. Because with the ability to predict and control the number of goods offered, the price will be able to be conditioned to be stable and still within reasonable limits. For this reason, the role of business actors has a great influence on the sustainability and development of the business carried out so that the goal of obtaining maximum profits for better MSME performance is obtained. This service was carried out in North Pelawi Village by previously recording business actors around North Pelawi Village with the aim that MSMEs that have been run so far can better apply an understanding of mathematical concepts that are connected to the demand and supply elements for products produced in a certain period or period of time.

The purpose of this study was to analyze the validity of the design of the development of learning video media with an open-ended approach to improve the learning outcomes of 6th-grade elementary school students in Mlonggo District. This study applies the research and development method, which is commonly known as R&D (Research and Development). Products development uses the ADDIE model which is structured into five stages including (1) analysis, (2) design, (3) development, implementation, and (5) evaluation. Data collection through filling out the validity questionnaire. This data source includes participation from data validators with an analysis process that includes the accumulation of overall scores. Data analysis uses descriptive qualitative tests. The results of this development research are learning video media with an open-ended approach which is stated to be very feasible by media experts with an average of 90%, and material experts with 92%. So, it can be concluded that learning video media with an open-ended approach is valid and feasible to be used to improve student learning outcomes

Mathematics anxiety can reduce students' ability to understand and solve mathematical problems, thus affecting their overall attitude towards mathematics. Mathematics anxiety, a psychological factor that can affect students' learning achievement in mathematics learning in high school, makes it the most challenging subject in school. This study aimed to identify the effect of mathematics anxiety on students' learning achievement at the high school level and to analyze strategic factors that can help reduce mathematics anxiety for students. This study used a quantitative method with an ex post facto research type with a correlational design. The population was grade X high school students in South Tangerang, with a sample size of 84. The side technique used cluster random sampling. Data collection used an instrument in the form of a mathematics anxiety and learning achievement questionnaire. Data analysis was carried out through partial correlation and multiple correlation with a significance level of 0.05, and the prerequisite test analysis used normality, linearity, and multicollinearity tests. The results showed that mathematics anxiety influenced by self-efficacy factors, classroom climate, and academic support from parents and peers significantly affected students' learning achievement in high school. Schools can facilitate a more conducive learning environment to minimize mathematics anxiety and improve learning outcomes. Implementing a learning program that is psychologically responsive and adaptive to students' needs is expected to improve students' mathematics achievement significantly..  

This research discusses the analysis of students' learning difficulties in understanding cube building material. Mathematics is a basic science that must be studied from an early age because it is closely related to other sciences in order to advance to the next level. The research was created to solve students' learning difficulties at SD Negeri 104208 Cinta Rakyat. This research uses a qualitative approach with descriptive research type. The results obtained are that students still lack understanding of the material that has been presented by the teacher in the process of teaching and learning activities, there are many students who do not understand the material explained by the teacher. It can be seen that students' learning difficulties are also determined by low interest in learning and Lack of understanding of the material taught. Several factors include disinterest in mathematics and ineffective use of learning media. This research suggests that schools are expected to innovate in the use of learning media and learning methods that are changed and adapted to students' learning needs and interests.

This study aims to analyse the interaction between ethno STEM based thematic learning and conventional learning with early mathematical abilities in improving students' numerical literacy. This study used a quasi-experimental method with a non-equivalent control group design. Data collection was carried out through a numerical literacy test. Methods of data analysis using two-way variance analysis using a general linear model univariate analysis. The research subjects were fifth grade elementary school students in Tuban Regency, East Java Province. The sampling technique used a purposive sampling technique, taking into account the homogeneity of students' early mathematical abilities in both classes. Homogeneity is determined by giving pre-tests to students. The research sample consisted of 48 students, which were divided into two classes. The results showed that there was no interaction between conventional and ethno-STEM based thematic learning with the categories of students' initial abilities on students' numerical literacy. However, for each level of students' early mathematical ability, the increase in numerical literacy of students who received learning with an ethno-STEM approach was higher than students who received conventional learning.

Basic mathematical principles are applied in daily activities, especially in the field of economics, and are an important source in teaching and learning activities in the field of mathematics. This research aims to explore the basic mathematical principles of economics to support and reference in learning activities. The method used in the research is based on a literature review study. Based on the research conducted, there are six main topics discussed regarding basic mathematical concepts in economics, namely a) variables, constants, coefficients and parameters; b) equations and inequalities; c) set theory concepts; d) real number system; e) power rules, roots, factorization, as well as f) fractions, decimals and percentages.

This research aims to increase fourth grade elementary school students’ understanding of the concept of equivalent fractions through peer tutoring. The research was conducted at SDN Ponteh 1, Galis District, Pamekasan Regency, using the Classroom Action Research (PTK) approach which consists of planning, implementing, observing and reflecting. The peer tutoring method allows students who are superior in understanding the material to help their friends who are experiencing difficulties. The research result showed that this method was effective in increasing students’ understanding, with 100% of students succeeding in achieving learning mastery in this first cycle. The application of the peer tutoring method makes it easier for students to understand the material because of the simple and relevant delivery from their peers. These findings indicate that the peer tutoring method can be an effective solution in learning mathematics, especially equivalent fraction material at the elementary school level

MIPA education (Mathematics and Natural Sciences) plays a strategic role in developing excellent human resources in the modern era. However, the disparity in access to and the quality of MIPA education in Indonesia remains a significant challenge, particularly in remote areas. This article aims to identify the factors contributing to the gap in MIPA education, analyze its impact on learning quality, and propose solutions to address the issue. The main causes of this disparity include inadequate infrastructure, uneven distribution of teachers, and technological and socio-economic barriers. The consequences range from low student interest in science and technology to inequality in educational quality across regions. This article recommends strengthening policies for equitable education, enhancing remote learning technologies, and fostering cross-sector collaboration to create inclusive and sustainable MIPA education.

The purpose of this study is to find out whether there is an influence of blended learning on metacognitive awareness, self-efficacy, student learning independence, and student learning achievement and to find out whether blended learning is superior to scientific learning in mathematics learning in the aspects of metacognitive awareness, self efficacy, student learning independence, and student learning achievement. This research is a pseudo-experimental research with the population of all students in grade XI MAN 2 Wonosobo for the 2023/2024 school year. Of the ten existing classes, two classes were selected by purposive sampling, namely classes XI - 3 and XI - 4. From the two selected classes, then randomly selected so that class XI - 4 was obtained as an experimental class, namely the class that received blended learning and class XI - 3 as a control class that received mathematics learning with scientific learning and vector subjects. The instruments used to collect data are in the form of student learning achievement test questions and questionnaires on metacognitive awareness, self-efficacy, and student learning independence. Validity is determined by the consideration of the validator who concludes that the instrument used in this study is valid. Meanwhile, Cronbach's alpha of all variables in this study showed reliable values. To see if there is an effect of blended learning on metacognitive awareness, self-efficacy, learning independence and student learning achievement after research treatment is carried out in both the experimental and control classes, the T2 hotteling statistical test is used. Meanwhile, to see the advantages of scientific learning with blended learning methods compared to scientific from the perspective of metacognitive awareness, self-efficacy, learning independence and student learning achievement from both classes, univariate t test statistics were used. The results of the study showed that :(1) there was an effect of blended learning on metacognitive awareness, self-efficacy, learning independence, and student achievement simultaneously; (2) scientific blended learning is not superior to scientific in terms of metacognitive awareness, self-efficacy, and learning independence of high school/MA students; (3) scientific blended learning is superior to scientific in terms of learning achievement of high school/MA students.

This research aims to identify and synthesize previous research related to optimizing Problem-Based Learning (PBL) in improving students' critical thinking skills in mathematics learning through a systematic literature review. Data was collected from relevant scientific articles published in the last 10 years using certain keywords through databases such as Google Scholar, Scopus, and Web of Science. The results of the literature review show that the application of PBL consistently plays a role in improving students' critical thinking abilities, especially when supported by strategies such as the use of relevant contextual problems, structured feedback, and directed teacher guidance. These findings confirm the constructivist theory which states that meaningful learning occurs when students are actively involved in authentic problem solving. However, there are variations in results across educational levels and countries, indicating the importance of contextual adaptation in the implementation of PBL. In addition, the lack of comprehensive practical guidance and long-term evaluation instruments is a major obstacle. The conclusions of this research emphasize the need to develop clearer PBL implementation guidelines and more accurate evaluation instruments to measure its impact on students' critical thinking abilities, as well as the potential of PBL in improving the quality of mathematics learning that encourages critical thinking skills as an important competency in 21st century education.

Mathematics education in Indonesia faces significant challenges in raising students' awareness of the relevance of mathematics in daily life and the workforce, particularly in the digital era and knowledge-based economy. This study aims to assess the influence of students' awareness of the importance of mathematics in their future careers. Using a quantitative approach, the research collects data from students at various educational levels and analyzes their views on the relationship between mathematics and career development. The results show that students' awareness of the relevance of mathematics in careers, especially in technology, economics, and science, affects their interest and motivation to study mathematics. These findings indicate the importance of increasing awareness through more relevant and technology-based learning approaches to prepare students to face career challenges in the future.  

This study aims to analyze the intuitive thinking skills of junior high school students in solving geometric problems based on their learning styles: visual, auditory, and kinesthetic. The research employed a descriptive method with a qualitative approach. Data were collected through a learning style questionnaire to categorize students, problem-solving tests on geometric shapes, and in-depth interviews to explore students' intuitive thinking abilities. The findings indicate that students with a visual learning style exhibit stronger intuitive thinking skills compared to those with auditory and kinesthetic learning styles. Visual learners provided clear and well-structured answers aligned with intuitive thinking indicators such as Catalytic Inference, Power of Synthesis, and Common Sense. Conversely, auditory learners tended to give less detailed answers, although they could identify relevant information. Kinesthetic learners offered brief and less detailed responses, particularly in specifying measurements and units in their calculations. These findings underscore the importance of understanding students' diverse learning styles to optimize mathematics teaching strategies, particularly in enhancing problem-solving skills and intuitive thinking.

Surfaces in three-dimensional space can be represented through explicit, parametric and implicit equations, which describe the relationship between the variables x, y and z. Graphs of linear equations produce flat planes, while quadratic equations form objects such as spheres or ellipsoids. In this research, a theoretical approach is combined with interactive visualization to analyze various surface shapes. Through the use of GeoGebra software, this analysis makes it easier to understand surface orientation and shape, such as normal vectors and curvature, as well as applications in vector fields. This research also investigates the concepts of Cartesian coordinates in three-dimensional space, by depicting surfaces in the form of graphs of functions of two variables. It is hoped that the results of this research can provide deeper insight into the geometric properties of surfaces and how to visualize them effectively in mathematics and physics applications.

This research is an action to find out the influence of the NHT learning model assisted  by Ice Breaking on the Learning Interest of Class XI C.1 Students of SMA Negeri 1 Kuta Utara. This classroom action research conducts a reflective action in order to improve learning practices for students in terms of professionalism. In this class action research, the subject of the study is students of class XI C1 SMA Negeri 1 Kuta Utara for the 2023/2024 school year consisting of 38 students. The score of 55.59 (low category) shows the results of the analysis of the first cycle. It is clear that students' interest in learning is still relatively low and there needs to be a big improvement in the second cycle. The score of 89.1 (very high category) was shown in cycle II after a careful analysis of the improvements in cycle I. So from the data obtained and processed in cycles I and II, it can be concluded that there is an influence in mathematics learning with the application of  the Numbered Head Together  type cooperative learning model assisted by Ice Breaking.

The purpose of the research is to provide training and enhance students' understanding of mathematical concepts. The methods used in this activity are direct practical methods and lecture methods. The service was conducted at SDN 2 Kembiritan Jl. Raya Pandan. RT / RW: 1 / 7, Dusun Temurejo, Kembiritan, Kec. Genteng, Kabupaten Banyuwangi, East Java 68465. The implementation of community service activities at SDN 2 Kembiritan was carried out in several stages, namely preparation, execution, and closure. The results of the community service showed that strengthening mathematical concepts with a scientific approach can enhance students' understanding of mathematical concepts. This was proven by the test results, which showed an improvement after the scientific approach was applied.

Despite their apparent differences, mathematics and biology are increasingly being used in tandem to model and analyze a wide range of biological processes. This article addresses the use of multiple methods, including population modeling, differential equations, mathematical genetics, and epidemiology, to the study of biology, a field known as biomathematics. Genetic dynamics and the behavior of biological systems, such as population expansion and disease transmission, are understood through mathematical modeling. SIR and SEIR models are used in epidemiology to describe how infectious diseases spread throughout a population. This journal emphasizes the value of mathematical approaches in comprehending intricate biological systems and the necessity of interdisciplinary research between mathematics and biology to address both theoretical and practical issues through a review of the literature. The purpose of this article is to explain the relationship between mathematics and biology and the application of mathematical models in the analysis of biological phenomena. This article uses a literature study writing method by recording research problems, analyzing, and collaborating different thoughts.

The research was conducted by providing training and enhancing the understanding of mathematical concepts among the fifth-grade students of SDN 2 Kembiritan. The goal is to improve the students' understanding of mathematical concepts. The methods used in this activity are direct practical methods and lecture methods. The instruments used were pre-tests and post-tests. Based on the service, it can be concluded that the use of the Fractional Clock media has proven to be able to improve the learning outcomes of fifth-grade students at SDN 2 Kembiritan, as evidenced by the learning outcomes after the use of the learning media meeting the established criteria, with 70% of students achieving scores above the Minimum Completeness Criteria (KKM).

The focus of this study is the transformation of English and Mathematics education at the State Islamic Institute (IAIN) Takengon. Higher education at IAIN Takengon faces challenges in increasing student interest, especially in English and Mathematics study programs. Students believe that mathematics and English skills are not important for career success. This is a common problem in many universities in Indonesia. By focusing on the analysis of high school needs, this study attempts to address the problem. The results of the analysis indicate that IAIN Takengon programs can be tailored to meet the specific needs of English and Mathematics students. As part of the solution, IAIN Takengon students engage directly with high school students and gain hands-on experience in mentoring and teaching. To determine the needs of high schools, an analysis of the study program curriculum, interviews with teachers and students, and observations were conducted. The results of the study indicate that the English and Mathematics curriculum needs to be improved specifically, and the program should be more related to students' real lives. Case studies and qualitative methods are considered effective in collecting contextual data and providing in-depth insights into the state of education at IAIN Takengon. Other practical recommendations include curriculum adjustments, creating learning materials that are more in line with industry needs, and training teachers to implement innovative teaching methods.

Learning mathematics in the technological era presents new challenges. The learning process has undergone a transformation towards digitalization. One form of innovation is the utilization of technological media such as Google Sites to assist students in learning mathematics. This research discusses the transformation of developing interactive teaching materials in learning mathematics for grade 5 elementary school students through the Google Sites platform. As a learning tool, Google Sites allows teachers to design more interesting and interactive teaching materials with the integration of text, images, videos, and animations. This research uses the literature study method to explore the potential of technology-based media in improving the quality of mathematics learning. The results of the study show that the use of Google Sites can improve students' understanding of the material, learning outcomes, as well as their active involvement in the learning process. In addition, the flexibility of access and cloud-based features make it easier for students and teachers to support distance learning or blended learning. Thus, this study confirms the importance of technological innovation in mathematics learning to improve the quality of basic education.