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This study aims to develop and implement Problem-Based Learning (PBL) and Project-Based Learning (PJBL) learning models in mathematics learning at SD Negeri No. 18 Bababulo, Majene Regency. The main objective of implementing these two models is to increase student involvement, as well as critical, analytical, and creative thinking skills in solving mathematical problems. The implementation procedure began with an introduction to the theme of the impact of plastic waste on the environment. Students were divided into six groups to discuss problems, develop project plans, and conduct observations. The results showed that students were actively involved, with significant increases in motivation and critical thinking skills. Enthusiasm was seen during discussions and presentations, although there were challenges related to self-confidence during presentations, which were overcome through practice from the teacher. The conclusion of this study states that the implementation of PBL and PJBL is effective in improving students' understanding of mathematical concepts and social skills. Suggested follow-ups include consistent implementation of both models and periodic evaluation to improve the quality of learning.

This study aims to determine the influence of the Problem Based Learning strategy on the social behavior of fifth grade students in learning Akidah Akhlak at MIN 3 South Labuhanbatu. To discuss and examine the problems described above, the author uses quantitative data management, the author determines a sample of 2 classes as experimental and control classes, namely 32 students in class V-A as the experimental class, and 32 students in class V-B as the control class. This was done to find out how the influence of the Problem Based Learning strategy on the social behavior of fifth grade students in learning Akidah Akhlak at MIN 3 South Labuhanbatu. The research hypothesis testing used regression analysis. The results of the regression calculation showed a regression equation of 48.615 0.353X and a correlation coefficient of R value of 0.862 which if interpreted based on the table can be interpreted as the relationship between the two variables, namely the Problem Based Learning learning strategy (X) with the social behavior variable in learning Akidah Akhlak (Y) in the very strong category and the hypothesis can be accepted.

This research seeks to identify the sources and locations of arithmetic learning challenges related to integer counting operations. Class VI, which is the focus of this study, has an average math score that is lower than the KKM. Methods such as tests, observations, and interviews are used to gather data. Students' mastery of the topic of whole number counting operations was assessed using the test technique, which consisted of a 10-question essay. Finding out how the subject is doing during math learning activities and what variables could influence math learning are both accomplished via the use of the observation technique. The purpose of the interview was to get a clear understanding of the challenges that students have while studying the content for integer counting operations. Fifty percent of students had trouble with skills, 23.3% had trouble with ideas, and 20% had trouble with problem solving, according to the data from the final analysis. This includes students in the adequate group. Teachers are encouraged to shape mathematics teaching patterns based on more than just pupils' problem-solving abilities. More significant, however, is figuring out how to encourage pupils to comprehend and fully grasp current ideas so that they do not have any trouble understanding mathematics. 

The aim of this research is to explore the use of manipulative media through a realistic mathematics education (RME) approach in improving students' numeracy skills at MI Nurul Islam. This research uses a qualitative descriptive method and includes observation and interviews as data collection techniques. This research was conducted by students at the Mataram State Islamic University. The research was located at MI Nurul Islam, Sekarbela sub-district, Mataram city. To be precise, for class I teachers, researchers also analyzed the data using qualitative analysis. Research findings show that the use of manipulative media through the RME approach can improve students' comprehension and numeracy skills. students become more engaged in learning, and see improvements in their problem-solving numeracy skills. Manipulative media can also help reduce calculation errors and increase students' confidence in learning mathematics. Based on these results, it is concluded that the use of manipulative media through the RME approach is effective in improving the numeracy skills of MI Nurul Islam students and can be an alternative strategy in learning mathematics at the elementary level.

This research is based on the limited use of learning media among teachers, although the media is important to support 21st century learning that should utilize technology. The lack of special media for multiplication materials in grade III of elementary school causes learning to be less in line with the stage of cognitive development of students. Usually, teachers use lecture methods and multiplication tables, which makes students tend to only listen and memorize. As a solution, researchers developed the Interactive Multiplication Stacking Board media, which aims to facilitate the understanding of the concept of multiplication through the repeated multiplication approach so that students can understand the concept of multiplication concretely. This research aims to design, develop, and test the feasibility of the learning media. The method used is Design-Based Research with the Reeves model, which includes problem identification, prototype development based on relevant theories, as well as product testing and improvement through validity tests and repeated trials. The final result of this research is the Interactive Multiplication Stacking Board learning media that is ready to be used to support multiplication learning in class III in elementary school.

This research aims to measure the learning outcomes of class IV students at SDN Kertobanyon regarding plant body parts and their functions using a problem based learning model. This research involved 13 class IV students at SDN Kertobanyon using the Classroom Action Research (PTK) method. Data was collected through the pre-cycle, cycle I and cycle II stages. The research results show a significant increase in student learning outcomes. At the pre-cycle stage, the percentage of students whose learning outcomes reached the KKM was 38.5%. In the first cycle stage, the percentage of students whose learning outcomes reached the KKM was 46.1%. In cycle II stage, the percentage of students whose learning outcomes reached the KKM was 76.9%. The PBL model has proven to be effective not only in increasing understanding of science and science concepts, but also in developing students' social skills and learning motivation. Therefore, PBL is recommended as an effective learning model for science and science learning in elementary schools.

The purpose of this research is to analyze the use of inquiry-based learning design in improving students' conceptual understanding. This research uses the literature study method. The literature study method is conducted by collecting and reviewing various relevant literature, including scientific journals, books, articles, and research reports that discuss the topic of inquiry-based learning and its relation to students' conceptual understanding. The results of this study show that inquiry-based learning strategy is an approach that places students as the center of learning, encouraging them to think critically and discover knowledge independently, while the teacher acts as a facilitator in the process of formulating problems to draw conclusions. This method is effective for developing students' cognitive, affective and psychomotor abilities and adapts to their individual learning styles, although it can be a challenge for students who are used to conventional learning. Meanwhile, students' concept understanding includes the ability to master, apply, and explain a concept through various indicators, such as giving examples, distinguishing, and applying concepts in various situations.

This research is based on the importance of learning realistic mathematics in mathematics. The purpose of this study is to determine the implementation of learning by using realistic mathematics learning models in improving the mathematical understanding of students of class VI MIN 2 Mataram City. PMR is a learning approach to mathematics that involves the reality and experience of students. In mathematics learning students are required to be more active in finding and finding solutions to a problem, so that learning that occurs will be centered on students. The research method used is a qualiative method for collecting data through observation, interviews and documents. The results showed that the application of realistic mathematics learning was effective in increasing students' mathematical understanding in the discovery of mathematical concepts through contextual learning and relevant to daily life. Thus, this research provides a significant involvement in understanding the role of PMR in increasing the mathematical understanding of students as well as part of an effective mathematical learning approach.

Learning media is one of the most important things in the learning process, so innovation is needed so that the media can overcome problems that exist in schools. This study focuses on the development of interactive learning multimedia assisted by lectora inspire on the sub-element of food safety for students of SMK Kuliner Phase E. The purpose of this study was to determine the feasibility of interactive learning multimedia assisted by lectora inspire software based on media expert tests, material expert tests and student responses. This research method uses R&D with the ADDIE development model, the process used through four stages, namely analysis, design, development and implementation. The data collection instruments used are material expert validation sheets, media expert validation sheets, and student response questionnaires. The data analysis technique used is quantitative descriptive analysis using a Likert scale. The results of this study show the percentage of material expert eligibility of 92%, media expert validation of 90% and student responses of 83% with very feasible criteria. Thus, interactive learning multimedia assisted by lectora inspire on the sub-element of food safety for students of SMK Kuliner Phase E that has been developed is feasible for use in learning

Based on the aim of improving student learning outcomes, this classroom action research evaluates the effectiveness of using the Teaching at the Right Level (TaRL) approach. The TaRL approach ensures that learning is differentiated to meet the needs of diverse students. This research aims to assess how this integrated approach affects overall learning success.  PTK was carried out in class IV of SDN 01 Kanigoro with a total of 11 students in July 2023 with 2 cycles. Implementation of each cycle is carried out starting from problem diagnosis, design action, event observation, evaluation and reflection. Data collection techniques use observation, tests and documentation. The research results show an increase in student learning outcomes achieving the expected results. The results of research in cycle I showed that the learning outcomes of 7 students (63.63%) achieved learning completeness. In cycle II, there was a more significant increase, where 11 students (90.90%) achieved learning completion. Apart from that, the average result also increased significantly from 64.27 in the pre-cycle stage to 80.2 in cycle I and 88.1 in cycle II. Thus, this research provides evidence that the application of the TaRL approach is effective in improving student learning outcomes in the science and sciences subject material on buying and selling economic activities.  

This research aims to determine the increase in mathematical problem solving abilities in permutation material through the problem based learning (PBL) learning model. This research is classroom action research (PTK) with research subjects being students of class XI TPM 2 SMK Negeri 1 Madiun, totaling 34 students. In this research, the instruments used were problem-solving ability tests and observation sheets. In this research there are two cycles, where each cycle consists of planning, implementation, observation and reflection which follows the Lewin model procedure. In this study, the minimum learning completeness obtained was >75%. The analysis technique used in this research is descriptive qualitative which is adapted to the Hiles and Huberman technique, including data collection, data reduction, drawing conclusions and verification. The results of this research show that there is an increase in problem solving abilities using the problem based learning (PBL) learning model. This can be seen from the number of students who have achieved the very good problem solving ability category, namely 15.63% in the pre-cycle, then increasing to 25 % in cycle 1, and then increased in cycle 2, namely 53%, and in cycle 2 learning completion had reached 84.38%.  

This research aims to determine the influence of the Problem Based Learning Model on Students' Critical Thinking Ability on Ecosystem Material for Class X Students of State High School 2 Gowa. This type of research uses a quasi-experimental type of research or also called quasi-experiment with a "random pretest posttest control group" design model. There are two data collection techniques in this research, namely, test and non-test, then the data collected is analyzed using descriptive analysis and inferential test analysis. The research results show that the average critical thinking ability students in the experimental class who were taught using the Problem Based Learning learning model were in the very good category with an average score of 78.52 and students' critical thinking abilities, while in the control class who were taught using the lecture method were adequate with an average score 52.55. Inferential analysis in hypothesis testing shows significant results with a sig value of 0.000 > 0.05 so that there is an influence of the Problem Based Learning learning model on students' critical thinking abilities in ecosystem material. This is also reinforced by the results of observations regarding student activity increasing.

Family well-being is very important for the lives of individuals and communities. A happy and The problem with learning German grammar at the A2 level is that many students still struggle to understand sentence structure, especially when using the perfect tense, subordinate clauses with "weil," and the genitive case. Students often find it challenging to remember grammar rules and how to apply them in sentences. The aim of this study is to develop interactive learning media in the form of Kodular-based applications to address these issues and support learning German grammar at the A2 level. The app is designed with relevant grammar materials and uses the 4D model development method (Define, Design, Develop, Disseminate), which reaches only the development stage without dissemination. The app was created on the visual platform Kodular, which enables users to develop Android apps without programming knowledge. The results show that the app is an effective learning medium, with a validation score of 90 (excellent) for the material content and 92.5 (excellent) for the media aspects. With a file size of 5.08 MB, this application enables users to learn German grammar independently anytime and anywhere.

The purpose of writing this service article is to provide assistance to students in reading iqro and al-qur'an in order to improve the quality of reading in accordance with the rules of tajweed science. MI Darul Ulum Kota Palangka Raya has its own challenges, namely that there are still many students who are not fluent in reading iqro and al-qur'an so they need intense teaching. Assistance in reading iqro and al-qur'an with tajweed to improve the quality of students' reading with the Asset Based Community Development (ABCD) method is a suitable solution in order to develop the assets that each student already has. This service aims to explore the effectiveness of such assistance in the context of improving the quality of students' reading in reading Iqro' and Al-Qur'an. The ABCD method is used as a framework, where this approach emphasizes the use of local potential and existing resources in the community to overcome problems. The assistance was carried out by involving one of the teachers and also several students who were not fluent in reciting the Quran to support the assistance activities of reading Iqro' and Al-Qur'an with tajweed. The results of the service showed that the assistance of reading Iqro and Al-Qur'an with tajweed was able to improve the quality of MI Darul Ulum Palangka Raya students. The existence of this service program helps teachers to be more intense in teaching students to read Iqro' and the Qur'an, and makes students more eager to continue learning regularly every day to develop the quality of their reading in reading Iqro' and also the Qur'an. With the ABCD method, Iqro' and Al-Qur'an reading assistance has opened opportunities for teachers and students in improving the quality of religious learning, as well as empowering local communities in facing educational challenges.

The application of the philosophy of progressive education within the Merdeka Curriculum aims to create a more student-centered education system that encourages active and contextual learning. Progressivism emphasizes the importance of hands-on experiences and the development of critical thinking skills through real projects and discussions. In the context of the Merdeka Curriculum, this approach allows students to explore their interests and talents more independently, with teachers acting as facilitators guiding the learning process. Through project-based learning, collaboration, and authentic assessment, the Merdeka Curriculum provides students with the opportunity to explore their interests and talents. This research identifies various strategies that educators can adopt to integrate the principles of progressivism, such as using active learning methods and allowing freedom in choosing learning materials. The implementation of the progressive philosophy presents several challenges, including teachers' readiness to adopt new roles, the need to adjust the curriculum to local contexts, and the availability of adequate resources. However, this application also offers significant opportunities to enhance the quality of education by producing graduates who are more adaptive, creative, and capable of solving complex problems. This study highlights how the application of progressive philosophy in the Merdeka Curriculum can increase student motivation, develop 21st-century skills, and prepare them for future challenges. Therefore, it is essential to continuously evaluate and develop this approach to align with the evolving times and national educational needs.

At SMP Negeri 2 Gucialit, teachers have difficulty designing and implementing learning models that can develop students to have skills in critical thinking and problem solving, creative thinking skills, communication skills, and collaboration skills. The aim of this community service is to expand understanding of concepts and improve the skills of Junior High School teachers in designing project-based learning through lesson study. The method used in community service consists of three stages, namely preparation, implementation and evaluation. In the preparation stage, field survey activities and coordination with service partners were carried out. At the implementation stage, material is provided, practice is carried out in developing project-based learning teaching modules through lesson study and discussion. At the evaluation stage, an assessment of the results of the activities was carried out using a questionnaire distributed to participants by the community service team. Based on the results of the questionnaire, it shows that the percentage of answers achieved was 59.3% strongly agree with the benefits of this activity, 37% agree, 3.7% neutral, and there were no answers strongly disagree or disagree. This shows that this service activity increases the understanding of the concepts and skills of Junior High School teachers in designing project-based learning through lesson study. Apart from that, this community service activity produces project-based learning teaching module products and aquascape learning media.

This research investigates the development and testing of an interactive e-module based on inquiry learning, designed to improve students’ understanding of derivatives in calculus. The study adopts a Research and Development (R&D) approach, which involves several stages: design, prototype creation, testing, and revision. The e-module incorporates interactive exercises, real-time feedback, and multimedia elements to engage students in active learning. A pre- and post-test assessment was conducted to measure the effectiveness of the e-module, revealing a 20% improvement in students’ conceptual understanding of derivatives. Feedback from students indicated that the e-module’s interactive features, including visual representations, problem-solving activities, and immediate corrections, significantly enhanced their learning experience. The results were compared with traditional printed materials, showing that the interactive e-module was more effective in improving students' problem-solving skills and overall understanding of abstract concepts in calculus. The findings suggest that technology-enhanced tools, such as interactive e-modules, offer a promising approach to calculus education, fostering deeper engagement and providing immediate feedback, which traditional methods fail to offer. These tools are particularly beneficial in bridging the gap between theoretical understanding and practical application in higher education. The study also recommends expanding the use of inquiry-based learning and interactive modules to other areas of mathematics and STEM education. Future research should focus on refining the e-module to include more personalized learning pathways and explore its long-term effects on students' performance across various subjects.

The Digital Marketing 6.0 Training Program at SMA Perguruan Buddhi Dharma Tangerang was implemented to improve students' digital literacy and marketing skills in the era of digital transformation. The underlying problem of this training is the low level of students' understanding of technology-based marketing, which is an essential skill in the modern world of work and entrepreneurship. The purpose of this activity is to equip students with an understanding of the concept of digital marketing 6.0, technical skills in using digital tools, and skills in developing data-based marketing strategies. The methods used include the Community-Based Action Planning approach involving students, teachers, and community service teams, as well as experiential learning through simulations and direct practice.The results of the training showed a 40% increase in students' understanding of the concept of digital marketing as well as the ability to use digital tools and develop effective marketing strategies. In addition, this training gave rise to local leaders among students and created new awareness in the school community about the importance of technology integration in education. The collaboration between SMA Perguruan Buddhi Dharma and Universitas Buddhi Dharma also created a more inclusive and sustainable learning ecosystem. This training is expected to be a model for developing digital literacy for other schools in facing the challenges of the digital era.

This study aims to improve students' learning outcomes in zakat learning through the Problem Based Learning (PBL) model. The method used is Classroom Action Research (CAR) with two cycles that include planning, implementation, observation, and reflection. The results of the study showed that the implementation of PBL improved students' understanding and participation. In cycle 1, learning motivation increased, but there were still students who were less active. Improvements in cycle 2, such as more intensive guidance and relevant case studies, showed a significant increase in students' understanding and involvement. In conclusion, PBL is effective in improving zakat learning outcomes, encouraging students to think critically, and understanding the concept of zakat in theory and practice.    

Application of the Problem Based Learning Model to Improve Student Learning Outcomes in Science Subjects in the Saenama VSDK Class for the 2023/2024 Academic Year. This researcher aims to improve student learning outcomes in science learning on Temperature and Heat material for class V SDK Saenama for the 2023/2024 Academic Year through the Problem Based Learning Model to Improve Student Learning Outcomes. This research is classroom action research. Which was carried out at SDK Saenama from 13 to 18 November 2023 with the research subjects being students in class V of SDK Saenama for the 2023/2024 academic year, consisting of 20 students. Data collection techniques were carried out using learning results and student observation sheets using the Problem Based Learning learning model as well as learning tools in the form of syllabi, lesson plans and worksheets. The research results show an increase in student learning outcomes. Student learning outcomes can improve from average. The results of the research carried out show an increase in each aspect that has been determined. In the first cycle the percentage of completeness was 25% in the not yet category and in the second cycle it increased to 95% in the very good category. From these results it can be concluded that the application of the Problem Based Learning model to improve student learning outcomes in science subjects in the VSDK Saenama class for the 2023/2024 academic year has increased.