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21st century teachers are required to be professional, required to have a combination of 4 main skills, namely: academic, professional and social skills to educate and teach students effectively and efficiently. Increasing teacher academic competence is very important in supporting students' preparation for the 21st century generation, in addition to other competencies. Academic competency includes mastery of material and how to convey that material effectively and efficiently. This Community Service Activity (PKM) aims to improve teacher academic competence through training and mentoring activities with Project Based Learning (PJBL) and Problem Based Learning (PBL) learning models. The PKM method used is a service learning process. Participants in PKM activities are teachers from SMAN 1 Purwosari, Pasuruan Regency. Data was collected using techniques: observation, interviews, tests and questionnaires. The results of PKM activities show an increase in teacher academic competence regarding 2 learning models (PJBL and PBL). The teacher's response after participating in PKM activities was very good and positive and they even recommended similar activities in 2025.

The purpose of this research was to produce a worksheet based on problem-based learning that would enhance students' ability to communicate mathematically when working with number pattern content. The quality of this LKPD refers to the effective aspect. This research uses a type of research and development (R&D) with a model developed by Borg & Gall. The subjects in this research were students in class VIII-5 of SMP Negeri 1 Tanjung Morawa with a total of 27 students. The object of this research is teaching materials in the form of PBL-based LKPD. Teacher response questionnaires, student response questionnaires, expert validation sheets, teacher interview question sheets, and tests of mathematical communication competence were the tools employed. Based on the research results, the effectiveness of LKPD can be seen from the achievement of learning completeness with an average individual learning completeness of 88 and for classical completeness of 96.3%. So the LKPD developed is declared "effective". Students' mathematical communication abilities are at a percentage of 90.1%, at high criteria, and it can be noted that for the N-Gain assessment, results were obtained with a student average of 0.74, meaning that there was an increase in students' mathematical communication abilities with high criteria. So, based on the results, it can be concluded that the LKPD developed in this research is valid, effective, and can improve students' mathematical communication skills.

The purpose of this research is to improve students' speaking skills through a project based learning, making them more immersive and active. This study used experimental techniques and analysis of students' cognitive abilities with quantitative research techniques through oral tests. The research questions considered in this study are: was there a significant effectiveness of simple project-based learning syntaxes in teaching speaking (pronunciation element) and to what extent was the effectiveness of simple project-based learning syntaxes in teaching speaking (pronunciation element)?. The purpose of this study is to know whether the Simple project-based learning syntaxes to teach speaking (pronunciation element) contributes significantly to the senior high school students’ speaking ability of eleventh grade student of MA NW Juet academic year 2024. And the perpose of this research is to find out the extent of Simple project-based learning syntaxes in teaching speaking (pronunciation element). The analytical methods used for data processing are included in the Social Science Statistics 22.0 for Windows. The results before applying the project based learning technique, only 50% of students are able to spek in English and after applying the project based learning, it improved student's ability to speak in English by 80%. Applying project based learning , especially speaking, This is the right strategy to improve students' speaking skills (pronunciation).

This research explores the application of the Problem-Based Learning (PBL) model to improve the quality of digital image processing learning in the Informatics Engineering Study Program. Through in-depth interviews, observations, and document analysis, this research shows that PBL has a positive impact on students' conceptual understanding, technical skills, and involvement in the learning process. Nevertheless, challenges such as planning relevant learning problems and evaluating the learning process were also identified. Support and training are needed for lecturers to overcome these challenges. These findings provide valuable insights for the development of problem-based teaching practices in the context of digital image processing.  

This research explores the application of the Problem-Based Learning (PBL) model to improve the quality of digital image processing learning in the Informatics Engineering Study Program. Through in-depth interviews, observations, and document analysis, this research shows that PBL has a positive impact on students' conceptual understanding, technical skills, and involvement in the learning process. Nevertheless, challenges such as planning relevant learning problems and evaluating the learning process were also identified. Support and training are needed for lecturers to overcome these challenges. These findings provide valuable insights for the development of problem-based teaching practices in the context of digital image processing.

This research is driven by the principles of Project Based Learning (PJBL). PJBL is an educational approach that utilizes real-world problems as the starting point for integrating new knowledge. The research question posed is whether the PJBL method affects motivation and interest in learning English among eleventh-grade students at SMAN 1 Karangrejo. The objective is to examine the impact of PJBL on motivation and interest in English learning at this school. This study employs a quantitative approach, specifically a non-experimental quasi-regression design, with data collection conducted via a questionnaire using purposive sampling. Data analysis involves descriptive statistics to determine mean values, followed by testing for normality assumptions. If the data meets normality criteria, Pearson correlation analysis is used to examine relationships between variables (X and Y1, X and Y2). Additionally, simple linear regression tests the effects of variables Y1 and Y2 on X. The findings indicate that implementing PJBL in English language education for eleventh-grade students is expected to enhance both motivation and interest in learning at SMAN 1 Karangrejo.

In this article, the author provides an overview of the implementation of problem-based learning (PBL) methods within an independent curriculum. The introduction section introduces the topic and highlights the significance of PBL in education, while the overview of PBL methods section explains the key principles and components of this pedagogical approach. The importance of an independent curriculum is discussed in terms of empowering students to develop critical thinking, problem-solving, and self-directed learning skills. The article then outlines the benefits of implementing PBL, including enhanced critical thinking skills, improved problem-solving abilities, and increased engagement and motivation. Finally, the challenges and considerations of implementing PBL are addressed, such as the need for adequate teacher training and support, the development of new assessment strategies, and the integration of PBL with existing curricula. The article concludes by offering best practices for successful implementation, such as establishing clear learning objectives and outcomes and fostering a collaborative learning environment.

The problem of this research is that there is still a lack of student activity in participatory learning as well as interaction and collaboration between students in group learning activities. In this research, Classroom Action Research (PTK) was carried out in three meetings. The subjects of this research were 25 class V students of SDN Antasan Besar 7 Banjarmasin. The measure of research success with learning completeness is that 80% of students achieved a KKM score above 80. The results of this research show that at Meeting I to Meeting III there was an increase in the acquisition of learning activities in the application of the learning model, resulting in the "Very Active" criteria at Meeting I, II and III. At Meetings II and III, learning activities increased to almost all very active. Students' critical thinking skills increased to almost all highly skilled at Meetings II and III. At Meetings II and III, students' collaboration skills increased to Almost All Skilled. Meanwhile, completeness of learning outcomes increased again to 100% at Meeting III. From the results of this research, it can be concluded that educators' activities experienced a very significant increase when implementing the PBL model supported by DNGM using Wordwall media and the Dragon Snake game, as well as student activities, critical thinking skills, collaboration skills, and learning outcomes.      

This study aims to improve student learning outcomes on substance density material through the Problem Based Learning (PBL) model with the Six Hats of Thinking method. This type of research uses Classroom Action Research (PTK),  the research sample is 7G grade  students with a total of 32 students of UPT SMP Negeri 1 Gresik for the 2023-2024 academic year. The study was conducted two cycles. Method of data collection through tests. Based on the data obtained, it aims to determine student responses to improved learning outcomes. The data collected at PTK is in the form of quantitative data. The data is in the form of student learning outcomes. To analyze the level of achievement of student learning outcomes after the learning process per cycle by providing an assessment in the form of test questions per end of the cycle. This study brought the results that during the learning process there was an increase in student learning outcomes in cycle 1 reaching a grade average of 80 and cycle 2 showing an average increase of 92. Conclusion when applied PBL model with Six Hats Thinking method student learning outcomes increase.

Since the national curriculum was changed to text-based, explanatory texts have become one of the types of texts that are taught to students in class X of high school. One of the competencies that must be achieved by students in learning explanatory texts is producing. Students are required to be able to produce explanatory texts properly and correctly. However, there are still several problems in the achievement of these competencies. Based on the problems encountered in the field, it is known that innovative and creative explanatory text writing learning media is still lacking. An explanatory text is a text that provides information about a process resulting from the phenomenon of tang occurring. PBL (Problem based Learning) is a method of student-centered learning in this model is to improve students' ability to solve problems, use thinking skills and develop life skills such as critical thinking and teamwork. This mix method was chosen because it has suitability because in this study what is to be answered includes outcomes and the process of developing qualitative and quantitative data because in this method it is more about asking how the needs of high school class X students for the PBL model with learning media to produce explanatory texts based on digital media and local wisdom in order to facilitate and understand the mistakes of the research. In this case, it can also improve students' ability to solve problems, use various thinking skills and develop life skills.      

The problem with this study is that many schoolchildren still complain about having trouble writing essays, texts, or stories. The issue with writing skills is that for students to write well, they also need a lot of extensive knowledge. The objective is to determine the effect of the problem-based learning model on the ability of class X students at SMA Negeri 1 Kutalimbaru to write negotiation text material for the 2023–2024 academic year. This will be done by measuring students' ability to write negotiation text material using class problem-based learning. This exploration technique is trial research. A scoring system for evaluating a person's capacity to write negotiation texts serves as the data collection method. The examination area is at SMA Negeri 1 Kutalimbaru. The information examination methods in this exploration are homogeneity test, ordinariness test and t test. Based on the calculations, this study came to the conclusion that, at the 95% significance level, or  = 0.05, tcount is 38.39 and ttable is 1.66. The research alternative hypothesis (Ha) is accepted because tcount is greater than ttable (38.39 is greater than 1.66). Therefore, the ability of class X students at SMA Negeri 1 Kutalimbaru to write negotiation texts is influenced by the problem-based learning model.    

The problem with this study is that many schoolchildren still complain about having trouble writing essays, texts, or stories. The issue with writing skills is that for students to write well, they also need a lot of extensive knowledge. The objective is to determine the effect of the problem-based learning model on the ability of class X students at SMA Negeri 1 Kutalimbaru to write negotiation text material for the 2023–2024 academic year. This will be done by measuring students' ability to write negotiation text material using class problem-based learning. This exploration technique is trial research. A scoring system for evaluating a person's capacity to write negotiation texts serves as the data collection method. The examination area is at SMA Negeri 1 Kutalimbaru. The information examination methods in this exploration are homogeneity test, ordinariness test and t test. Based on the calculations, this study came to the conclusion that, at the 95% significance level, or  = 0.05, tcount is 38.39 and ttable is 1.66. The research alternative hypothesis (Ha) is accepted because tcount is greater than ttable (38.39 is greater than 1.66). Therefore, the ability of class X students at SMA Negeri 1 Kutalimbaru to write negotiation texts is influenced by the problem-based learning model.    

The Problem-Based Learning (PBL) method is a popular approach in education that allows students to develop critical thinking and problem-solving skills through solving real problems. PBL involves steps such as problem identification, research, and presentation of solutions, with a focus on students learning independently and in small groups. Although PBL is effective in improving student learning outcomes, there are challenges such as the need for teachers who are skilled in guiding students and longer time to solve problems. Characteristics of PBL include student-centered learning, teachers as facilitators, and problems as learning stimuli. The PBL strategy emphasizes the importance of starting learning with problems that are relevant to students' real lives and gives students great responsibility in their own learning process. The research method in this study uses qualitative research methods. The method used is library research.

This study aims to develop Problem-Based Learning (PBL) teaching materials for algebra content in Junior High School (SMP). The research method used is Research and Development (R&D) with the ADDIE development model (Analysis, Design, Development, Implementation, and Evaluation). The results of the study indicate that PBL-based teaching materials can improve students' understanding of algebraic concepts and critical thinking skills. The trial was conducted on eighth-grade students at SMP negeri 3 Depok, with results showing a significant increase in students' final test scores compared to before using the PBL-based teaching materials.    

Project-based science learning with MELESAT content using loose parts is the choice as a learning model for young children to build new knowledge, with a scientific mindset children are getting to know Al-Khaliq, exploring new things, being creative, innovative, thinking out of the box, are adaptive to the environment, able to produce work and can develop and practice skills related to the real world. One way to learn science more constructively and meaningfully is through project-based learning that integrates MELESAT components using loose parts as open-ended play materials. Through continuous particSainstion in various play activities in the classroom and outside the classroom, children are actively involved in dialogue that is rich in scientific thinking patterns by utilizing complex and abstract scientific process skills such as observing, asking, observing, predicting, evaluating, and comparing. Discussions with children during the learning process about scientific thinking concepts related to mathematics, existence, literacy, engineering, science, art and technology merge with strengthening coaching by teachers for children during the learning process. The results of this research led to the conclusion that with the right teacher guidance, the learning process provides many opportunities for children to develop 21st century skills to prepare children for life in the future.  

This type of research is Classroom Action Research (PTK). The subjects in this research were in class VII-3 with a total of 30 students. The aim of this research is to improve the learning quality of class VII-3 students at SMPn 45 Medan in procedural texts using the project based learning model. The project based learning model is a model that involves a project in the learning process. Based on research, the application of the project based learning model is very effective because students' results of writing procedural texts have increased from cycle I to cycle II.

This study examines the effectiveness of Project Based Learning (PBL) in enhancing cross-cultural communication skills within international language education programs. As globalization increases, effective communication across cultures is essential, and language programs must equip students with these skills. PBL, a learner-centered instructional strategy, integrates real-world problems into the learning process, promoting student participation, collaboration, and critical thinking. The research found that students engaged in PBL showed significant improvements in communication competence, collaboration, and intercultural understanding compared to those in traditional lecture-based instruction. The study suggests that PBL not only enhances language proficiency but also fosters cultural awareness and empathy through projects involving cross-cultural collaboration and problem-solving. Furthermore, PBL offers a more effective platform for practicing language skills in real-world scenarios, as opposed to traditional methods focused on theoretical aspects. The findings demonstrate that PBL is particularly effective in international programs, where students from diverse cultural backgrounds work together to solve global issues, thus improving their ability to communicate and collaborate across cultures. The research concludes that integrating PBL into international language education programs significantly enhances students' cross-cultural communication skills. The study encourages educational institutions to adopt PBL and suggests further research on complementary strategies, including technology, virtual exchanges, and intercultural simulations.

The importance of computational thinking skills has encouraged educational institutions around the world to integrate these concepts into their curricula. However, the challenge faced is finding the most effective learning methods and models to teach these skills. An appropriate learning model must not only be able to attract students' interest and motivation, but must also be able to increase their understanding and practical abilities in computational thinking. This research adopts a literature review method to explore information about effective learning models in improving students' computational thinking skills. Data was collected from various sources such as national and international journals, reference books, newspapers and magazines. The main aim of this literature review, as explained. The results of research on Problem Based Learning (PBL) and Project Based Learning show very positive results in improving students' computational thinking. These two models not only improve computational thinking skills, but also critical, creative and analytical thinking skills, as well as student participation and involvement in the learning process.

Viewed through the lens of arts and culture course results, students' cognitive capacities This is because classrooms are still using ineffective methods of instruction that discourage students from working on their skills in a variety of settings. The purpose of this study is to use the problem-based learning (PBL) approach to education in the arts and cultural topics (music arts) with the objective of enhancing students' cognitive capacities. The four phases of classroom action research (1) planning, (2) implementing, (3) observing, and (4) reflecting make up the study methodology. Observation and multiple-choice tests are two methods used to gather data. Qualitative and quantitative descriptive methods are used in data analysis. There was an increase from 34 students in the first cycle who finished the KKM to 36 students in the second cycle, indicating that students' cognitive abilities improved. It follows that students' cognitive capacities may be enhanced by the problem based learning (PBL) model's implementation  

This study aims to improve the mathematics learning outcomes of 4th grade students of SDN Dukuh Kupang V, Panguragan District, Cirebon Regency Semester 2 of the 2022/2023 academic year by using the Problem Based Learning model. This research is a classroom action research (PTK) conducted in two cycles. The subjects in this study were 4th grade students of SDN Dukuh Kupang V Surabayai, totaling 30 students. The variables in this study consisted of independent variables, namely the Problem Based Learning model and the dependentvariable, namely math learning outcomes. Data collection techniques using test techniques. Data analysis techniques using comparative descriptive in the form of percentages of math learning outcomes in pre-cycle, cycle I and cycle II. Based on the results of the study, it can be concluded that learning with the Problem Based Learning model can improve learning outcomes in mathematics subjects on the perimeter area of flat shapes. The results before the action was taken,namely in the pre-cycle only 13 students or 43% were complete, in cycle I increased to 21 studentsor 70% who completed learning math and in cycle II increased again to 26 students or 86% who completed learning. This research is said to be successful because it reaches the performance indicator which is > 80% of all students with KKM 70.