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Numerical literacy is a vital skill in daily life and plays an important role in students' mathematical problem-solving abilities. This study aims to develop an assessment instrument that can measure the numeracy literacy of grade V elementary school students in understanding and applying the concept of comparative scale. This study uses a development method using a 4D development model for the stages of define, design, develop, disseminate The assessment instrument developed consists of various questions designed to test students' understanding of the comparative scale. The trial was carried out on a sample of grade V elementary school students to validate this assessment instrument. The results of the trial show that this assessment instrument has good validity and reliability in measuring students' numeracy literacy skills. This research is expected to contribute to improving mathematics learning in

Learning achievement is every learning activity carried out by students which will result in a change in themselves. The learning outcomes obtained by students are measured based on differences in behavior before and after learning is carried out. The economic conditions of students' families at SMP Negeri 2 Binjai have a significant influence on student learning achievement. Many students who come from families with economically disadvantaged backgrounds face various challenges that hinder the learning process. Financial limitations often mean they do not have adequate access to educational resources, such as books, the internet, and additional tutoring which can help improve understanding of subject matter. This research uses the Apriori method as a problem solving method, namely to correlate between Family Socio-Economics, Activities Students Outside the School Environment and Level of Student Learning Motivation with Student Achievement in class. If data A, G, K → O with Support 30% and Confident 100% and S*C value 30%. So, if a student from a family with an income of less than Rp. 1,000,000 who take part in extracurricular activities outside of school, and have family-driven motivation, will have academic achievement with good report cards. This research indicates that family socio-economic conditions have a significant impact on student academic achievement. Through data analysis, it can be seen that factors such as family income, student activities outside the school environment and the level of student motivation to learn can influence the extent to which students can achieve higher academic achievement.

The research aims to examine the relationship and impact between soft skills (independent variable) and the quality of accounting profits (dependent variable) by surveying the opinions of accountants in several industrial companies in Nineveh Province. To achieve this goal, a questionnaire was distributed to a randomly selected sample of 31 respondents. The research employed a descriptive-analytical methodology to address the research hypotheses and derive conclusions. The study reached several key conclusions, notably that soft skills enhance creativity, innovation, organizational abilities, and problem-solving capabilities within organizations. These skills and attributes are crucial for addressing complex tasks within the organization to ensure both individual and organizational success in a dynamic environment. The research also provided several recommendations, including the assertion that relying on soft skills contributes to the quality of accounting profits. This is achieved by producing reports that include adequate information on cost management for sustainable development, adherence to environmental regulations, effective investment planning, optimal resource and energy utilization, and waste management and reporting to stakeholders and the community.

The group investigation type cooperative learning method is a cooperative learning model that is based on group discussions and involves students in small groups, compiling material and creating a learning environment that allows students to be brave and appear confident in expressing ideas or opinions, enjoy collaborating, actively participating. , so that students get a meaningful learning experience. The group investigation type learning method encourages students to be actively involved in learning planning from the beginning to the end of the learning process. This research was carried out using a literature review approach, where the researcher tried to examine ideas about group investigation type cooperative learning methods from many references. It was found in the research that the application of the group investigation type cooperative learning method contributed to student learning achievement. This learning method succeeds in creating an active learning environment and helps students to work cooperatively in solving problems. Apart from that, this learning method can grow students' thinking abilities and provide opportunities to learn more meaningfully in a social context with their group friends. Because of this, according to researchers, the group investigation type cooperative learning method should be the teacher's choice in the learning process.

The aim of this research is to find out how mathematics teachers' learning  management works. The research methodology uses qualitative research methods, the approach used in this research uses observation, interviews and documentation. The informant in this research was a mathematics teacher. This research data analysis uses data collection, data reduction, data presentation, and drawing conclusions. The data validity technique in this research uses source triangulation, method triangulation, theory triangulation. The research results show that mathematics teachers who implement good learning management, such as careful planning, use of appropriate learning media, and continuous evaluation, are able to increase student participation in the learning process. In addition, strategies such as problem-based learning, cooperative learning, and the use of educational technology have also proven effective in improving students' understanding of mathematical concepts and problem-solving skills.

This differentiated learning lesson study for the Lubuklinggau City Science Teacher Learning Community was carried out at Lubuklinggau City 5 Public High School on January 10-12, 2024 involving 20 science teachers at Lubuklinggau City 5 Public High School. This activity uses the Plan, Do, See and Redesign cycle. To measure participants' achievement using a pre-test and post-test before the activity. The Plan stage begins with identifying learning problems which include teaching materials, learning strategies, and who will act as a model teacher; The Do (implementation) stage, namely: (a) learning implementation activities carried out by one of the model teachers to put into practice the learning plans that have been prepared together, and (b) observation activities carried out by the teacher, the principal acting as an observer. In the See (reflection) stage, due to efforts to improve the learning process, lecturers and teachers then reflect on what is interesting, what things need to be improved and what things we need to leave behind. The results of the analysis show that differentiated learning lesson study is very useful in increasing scientific literacy. Lesson study has a positive impact on teachers collaborating and sharing good practices in scientific literacy teaching strategies so that they can improve the quality of learning and increase teacher pedagogical competence. Lesson study can develop skills in problem solving.

Enhancing students' critical thinking skills is a major challenge in Social Studies education in the 21st century. This study aims to explore the effectiveness of the problem-solving method in improving students' critical thinking skills within the context of Social Studies. Employing a qualitative approach with a library research design, this research analyzes various literature related to the application of the problem-solving method. Findings reveal that this method significantly enhances students' abilities to analyze information, formulate solutions, and connect theory with practice. However, challenges such as resource limitations and the need for teacher training can impact its effectiveness. The implications of this research suggest the need for intensive teacher training and systematic integration of the problem-solving method into the social studies curriculum to improve educational quality. Future research is recommended to explore different educational settings and additional method combinations to deepen understanding of problem-solving implementation in social studies education.

The writing focused on supporting school program for Kurikulum Merdeka by providing an event namely Proyek Penguatan Profil Pelajar Pancasila (P5) on warning the students for drugs and bullying as parts of juvenile delinquency. The writers highlighted on how to prevent the acts and the impact might come. A live workshop including presentation, discussion, problem-solving, and role-play was held to engange students more involved. The participants were 202 students in the 11th graders, 7 representative teachers, and 2 counseling teachers.

The purpose of this research is to analyze the function of the Kupang City Manpower and Transmigration Office in tackling employment problems and efforts to overcome the obstacles faced in the city of Kupang. This type of research uses Sociological juridical research. The research location was carried out at the Kupang City Manpower and Transmigration Office. The types of data used in this research are primary data and secondary data. Data collection techniques with observation, interviews, and documentation. Data processing techniques with editing, data classification, data systematization, data reduction, and data verification. Data analysis techniques are analyzed using qualitative descriptive juridical methods. The result of this research is that the Kupang City Manpower and Transmigration Office (Disnakertrans) has a strategic function in managing and overcoming labor problems in the region. Disnakertrans is responsible for implementing labor policies that include job placement, transmigration, employment expansion, and problem solving in industrial relations. The main functions of the Disnakertrans include guidance, supervision, control, public services, program development, budget supervision, as well as policy development and dispute resolution. There are 2 factors that inhibit the Disnakertrans in tackling labor issues in Kupang City, namely the budget and human resources. Efforts need to continue to be made to provide training, direction, and guidance to human resources so that they can work more professionally, purposefully, and responsibly in accordance with their duties.  

The aim of this research is to find out the effectiveness of law enforcement against online gambling crimes, considering that eradicating online gambling is quite complicated because it is technology-based. Often, efforts to eradicate it have often been carried out, such as blocking online gambling sites. However, in reality this is still not optimal because until now online gambling can still be accessed. The research method used in this research is the normative juridical research method, which is a research method that focuses on the analysis of statutory regulations, legal documents and legal concepts related to a legal problem. The approach applied in this research is a conceptual approach, a type of approach that emphasizes the analytical perspective of problem solving. This approach involves understanding aspects of legal concepts that are the basis or background of the problem, and also considering the values contained in the norming of a regulation, related to the concepts used. In this research, an effort was found that can be made in terms of the effectiveness of law enforcement against criminal acts of online gambling, namely through: 1. Legal Regulation; 2. Law Enforcement; 3. International Cooperation; 4. Technology; 5. Prevention and Education; 6. Efficient Courts; and 7. Community Support. Overall, the effectiveness of law enforcement against online gambling crimes involves a series of strategies that include at least the seven points above (Legal Regulation, Law Enforcement, International Cooperation, Technology, Prevention and Education, Efficient Courts, and Community Support). Successful law enforcement efforts require a holistic approach that integrates these various elements to address the complex challenges that arise in the digital environment.

The flipped classroom model has gained significant attention as an innovative pedagogical approach, particularly in enhancing student engagement and learning outcomes. This study investigates the effectiveness of a video-based flipped classroom in improving students' academic performance and active participation during in-person classes. The research employed a quasi-experimental design, with two groups: one experiencing the flipped classroom approach, and the other following traditional lecture-based instruction. Data were collected through pre- and post-tests to assess learning outcomes, as well as an observation rubric to measure student participation. Results indicated that the flipped classroom group showed a 17% improvement in learning outcomes compared to the traditional group. Furthermore, the flipped classroom group exhibited twice the level of active participation, as measured by the rubric. These findings suggest that the flipped classroom model is effective in fostering a more interactive and participatory learning environment, where students engage with content before class and apply their knowledge through discussions and problem-solving activities during in-class sessions. The study also highlights the importance of video-based learning in preparing students for active participation and the role of the teacher as a facilitator in flipped classrooms. Despite the promising results, the study acknowledges several limitations, including reliance on technology and students' readiness for independent learning. The study concludes with recommendations for teacher training and future research to further explore the effectiveness of flipped classrooms across diverse educational contexts.

This study investigates the relationship between mathematics self-efficacy and problem-solving ability, exploring the role of the Jigsaw cooperative learning model in enhancing both factors. Self-efficacy, defined as students' belief in their ability to successfully perform mathematical tasks, has been shown to significantly impact students' problem-solving capabilities. The research focuses on understanding how this belief influences academic performance and how the Jigsaw model, which fosters collaborative learning, affects students’ self-efficacy and problem-solving skills. A survey-based research design was employed, with participants consisting of university students enrolled in mathematics courses. Data collection involved administering a self-efficacy scale to assess students' confidence in solving mathematical problems and a problem-solving test to evaluate their abilities. Path analysis was used to determine the relationship between self-efficacy and problem-solving skills, and the effect of the Jigsaw model was evaluated by comparing pre- and post-test scores between the experimental and control groups. The results revealed a strong positive relationship between self-efficacy and problem-solving ability (β = 0.45). Additionally, the Jigsaw model significantly enhanced this relationship, improving both students' self-efficacy and problem-solving performance. These findings highlight the importance of fostering self-efficacy in mathematics education and the effectiveness of the Jigsaw cooperative learning model in achieving this goal. The study provides valuable insights into improving teaching strategies in mathematics, particularly for subjects requiring critical thinking and problem-solving skills, by promoting a more interactive and supportive learning environment.

This study aims to reveal and describe the learning strategy of Fiqh subjects in Datarbungur Elementary Madrasah. The main focus of the study covers three important aspects, namely the scope of Fiqh subject matter, the learning implementation process, and the achievement of student learning outcomes. The approach used is descriptive qualitative, with data collection techniques in the form of observation, interviews, and documentation, as well as data presentation supplemented with critical analysis. The results of the study indicate that the Fiqh learning strategy in Datarbungur Elementary Madrasah has been implemented well and efficiently. This is shown through several main indicators: first, Fiqh material covers the affective, cognitive, and psychomotor domains in a balanced and integrated manner; second, the learning process applies a constructivist approach that is able to increase active student participation and encourage deep understanding; third, student learning outcomes are classified as good because learning is carried out contextually and based on problem solving, relevant to students' experiences and daily lives.

In the modern era, 21st century skills and chemistry concepts become very crucial to face global challenges. This study aims to analyse the representation of 21st  century skills and chemistry concepts in the film The Martian (2015). This research uses content analysis method with a qualitative approach. The findings show that the film depicts skills such as Problem-solving, collaboration, critical thinking, research skills, effective communication, technological literacy, and adaptability, as well as chemistry concepts such as chemical property/property of oxygen, green chemistry, electro chemistry, chemistry reaction, Stoichiometry, Radiochemistry, physical chemistry, Chemistry Reaction: Reduction-Oxidation reaction. The implications of this study underscore the potential of films as an effective learning medium for teaching scientific skills and concepts that are important in STEM education. It is recommended that educators utilise film as a tool in the learning process.  

The main goal of designing the Society 5.0 concept is to build a human-centered society, balance economic and social progress, and create new value through technological developments. The development of human resources (HR) in the era of digitalization has become the focus of attention of many companies. In this era, information and communication technology has changed the way of working and interaction between individuals and organizations. Therefore, the main focus of this article is to find out how the relevance of the goals to be achieved in the Society 5.0 era to the aspects needed in human resource management, namely Complex Problem Solving (CPS), Social Skills (SS), and Process Skills (PS) in Human Resource Behavior (PSDM) and Digital Marketing (PD) which are studied using qualitative research methods. The results of the study show that in synthesis, Complex Problem Solving, Social Skill, Marketing, and Process Skill are three very important abilities in HR behavior in the Society 5.0 era. They help HR to solve complex problems, interact with others, and manage industrial processes effectively and efficiently. The relevance of the goals of the Society 5.0 era to Complex Problem Solving, Social Skills, Marketing, and Process Skills in PSDM and PD is very significant. The Society 5.0 era prioritizes the use of technology to improve the quality of human life, so human resources must have the ability to adapt to technological changes and build competencies that are in accordance with the needs of organizations in the mining world.

The presented paper introduces an enhanced approach to find the available solution(s) for fractional linear programming problems (FLPP). While the common approach relies on considering the elements at the numerator and denominator to construct tables D1 and D2, followed by finding theirs and the Ze values, the new approach could be used to minimize the tables and decrease the calculation times and complicity.

Real Work Lecture Activities (KKN) are an important component of higher education programs which aim to apply students' knowledge, skills and attitudes in real contexts in society. This research aims to bring Palangka Raya University closer to the community, assist the government in improving the welfare of MSMEs, and increase community involvement in preventing stunting in toddlers. Apart from that, this activity aims to improve the level of education and skills of children, strengthen literacy understanding, and introduce the public to an understanding of livestock. The method used in this research is Descriptive Qualitative. The results of the research show positive Regular Thematic Real Work Lecture Activities aim to provide empirical experience to students in solving community problems and fulfilling thematic demands of the LPPM. As agents of change, students in Tambun Raya Village have the opportunity to interact directly with local social and environmental realities.

This study discusses the comparison of criminal law related to sexual violence in Indonesia and Singapore, focusing on the legal framework, definition and types of sexual violence, law enforcement process, and sanctions and punishments. In Indonesia, criminal law on sexual violence is regulated through Law No. 12 of 2022 concerning the Crime of Sexual Violence (UU TPKS) and the Criminal Code (KUHP), which covers various forms of sexual violence. Singapore uses the Penal Code and the Women's Charter as the legal basis, with additional protection for children through the Children and Young Persons Act (CYPA). This study found that Indonesia has a broader and more comprehensive definition of sexual violence than Singapore, which tends to be more specific. The law enforcement process in both countries involves reporting, investigation by the police, and the courts, but Singapore has a special unit that handles sexual crimes with a more focused focus. Sanctions and punishments in Singapore tend to be heavier, including caning, while in Indonesia, punishments vary depending on the type of sexual violence. The research method applied in this study is the normative legal method, which focuses on the analysis of laws and regulations, legal documents, and legal concepts relevant to a legal problem. The approach used is a conceptual approach, which prioritizes analysis from a problem-solving perspective. This approach involves understanding the legal concepts that underlie or form the background of the problem, as well as considering the values ​​contained in the normative of a regulation related to these concepts.

In this article, the starting condition was defined using a fuzzy initial value problem (IVP). Additionally, we discussed various methods for solving fuzzy differential equations, including the modified two-step Simpson method and Runge-Kutta of orders (two, three, four, five, and six). For each method, we provided a numerical example and the known convergence rates of the solutions. Then we discussed the comparison of the solutions of all methods, using computer software to offer rough solutions for the Runge Kutta method. And take some application solve by Runge-Kutta in physics and medical

Employees who have high skill-upgrading and self-leadership will have self-confidence in their abilities. Skill-upgrading and self-leadership make employees able to organize themselves, focus on the goals they want to achieve, and have the nature of never giving up in solving problems so that it will have an impact on the resulting employee performance. The aim of writing this article is to review and synthesize existing literature related to employee performance so that it can contribute to the understanding of skill-upgrading and self-leadership which have an impact on employee performance. The data analysis technique uses qualitative analysis methods using inductive thinking patterns. Employee performance is developed properly and correctly if supported by strong skill-upgrading and self-leadership. Skill-upgrading is a way for employees to improve their quality with qualified skills, while self-leadership motivates employees to be able to lead themselves and use their creativity in carrying out a task. Skill upgrading can be done through training specifically to improve technical skills, specific expertise and knowledge that employees need in their work. Self-leadership abilities can be developed by yourself by managing time, setting goals, improving your abilities, being consistent in your activities, and doing self-reflection.