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The aim of this research is to obtain significant data and analyze the influence of the Team Assisted Individualization (T.A.I) learning model on the ability to solve mathematical problems on the subject of linear programming in class X students at MA Al Ittihad Sawangan Depok. The research method used is a quasi-experimental method (quasi-experiment). Sampling was carried out using a cluster random sampling technique with a research sample of 40 students, namely 20 students in class X IPS 2 as the experimental class and 20 X IPS 1 as the control class. The analysis technique used is a comparative analysis technique with the t-test, at a significance level of α= 0,05. The analytical requirements tests used in this research are the Chi-Square test for normality test and Fisher's test for homogeneity test. At a significance level of 0,05 with the Chi-Square test in the experimental class the price X2count <X2table (-33,38 < 9,488) while for the control class the price Homogeneity test at a significance level of 0.05 with Fisher's test, obtained F-count = 1,642 and F-table = 2,165 with a significance level of α= 0,05. Because Fcount < Ftable, H0 is accepted, so it can be concluded that the two classes have the same or homogeneous variance. Hypothesis testing uses the t-test with a significance level of α= 0,05. From the calculation results, t-count = 3,619, while ttable with degrees of freedom = 38 is 2,026, meaning t-count > t-table. Thus H0 is rejected and H1 is accepted. This research concludes that mathematical problem solving abilities using the Team Assisted Individualization (T.A.I) learning model are better than mathematical problem solving abilities using the Expository model.

Education aims to improve the quality of human life which is technically through lectures. A good lecture produces a positive influence on students' ability. The interaction between lecturers and students in the class is an important role in achieving the goals. Linear Algebra is an important subject in the Mathematic. Many students think that Linear Algebra are difficult. Linear Algebra at the Faculty of Computer Science, Dharma AUB University of Surakarta have not been able to improve students' understanding of Linear Algebra concepts. Because of class that are centered on lecturers. Based on the description above, the author applies the TAPPS (Thinking Aloud Pair Problem Solving) cooperative learning model to increase concept understanding of Linear Algebra. Formulation of the problem in this research: "Is there an increase concept understanding of Linear Algebra after using the TAPPS learning model?". This research is a qualitative descriptive group with the type of Classroom Action Research. The data used are field notes and documentation. Based on the research results, it can be concluded that there is an increase in understanding of the concept of Linear Algebra through the TAPPS (Thinking Aloud Pair Problem Solving) model.

Science education in early childhood plays a crucial role in their cognitive and creative development. Science education in early childhood also has a vital role in supporting cognitive and creative development. This research aims to explore the benefits provided by science education in stimulating critical thinking, problem solving and innovation skills in children. Through qualitative and quantitative approaches, data is collected from various sources, including classroom observations, interviews with educators, and analysis of children's learning outcomes. The results showed that children who were involved in science activities from an early age showed significant improvements in cognitive skills such as memory, concentration and analytical abilities. Apart from that, science education has also been proven to encourage children's creativity by enriching their imagination and ability to think outside the box. This article concludes that the integration of science education in the PAUD curriculum not only supports children's intellectual development but also forms a strong foundation for creativity and innovation in the future. Therefore, it is important for educators and policy makers to recognize and prioritize science education as an essential component in early childhood education, science education must be a top priority in early childhood education strategies by educators and policy makers.

Computational thinking is the ability to solve problems and design systems using concepts and techniques generally associated with computers and computer programming. The aim of this research is to conduct a literature review, namely to determine the application of computational thinking in mathematics learning. The technique used is the Systematic Literature Review (SLR) strategy. SLR is a research method that aims to identify, study and interpret data in journals systematically with specified stages. The conclusion obtained from the research results is that the application of computational thinking in mathematics learning can be done using four foundations of computational thinking, namely: (1) Decomposition, namely the problem is divided into small parts, (2) Pattern recognition, namely the process of identifying patterns or sequences of problems, (3) Abstraction, namely consideration of the important parts of a problem, and (4) Algorithm, namely a series of instructions for solving the problem. Examples of its application include the use of interactive mathematics software, mathematical simulations, problem-based learning with technology, adaptive learning and the use of educational games.  

This research aims to comprehensively examine students' computational thinking skills through applications as existing learning media. This research uses the Systematic Literature Review (SLR) method to draw conclusions from the results of research examining mathematical problem solving skills in terms of student self-efficacy. SLR research aims to identify, review, and make conclusions from all research results related to the research topic. Literature collection that becomes research data is done by tracing the results of research published in journals online using the Publish or Perish search engine on Google Scholar and based on inclusion criteria. The results of the literature study that has been carried out, can be concluded that the ability of students' computational thinking through applications as learning media is quite good. The researcher recommends that further research be conducted on existing applications that can help students in learning.    

Learning media plays a very important role in the learning process, namely as a means of increasing students' understanding of the subject matter. Homonym puzzles are a learning medium that can increase students' interest in learning and also creativity, because in homonym puzzles there are various activities that require students to be active and think critically in solving problems. This research aims to describe the influence of homonym puzzles as a medium for developing students' creativity in language. This research includes qualitative research using an experimental approach. The data source used is primary data, namely students of Clear IV UPT SDN 205 Gresik. Data collection methods are through observation, tests and documentation.The results of this research show that with the presence of homonym puzzles there is a significant increase in students' understanding and development of creativity in language. This can be seen from students' ability to think critically and actively, thereby helping them to develop better language skills.

This study explores the effectiveness of inquirybased learning (IBL) in enhancing problemsolving skills among high school students in mathematics. The research is based on a case study conducted in a school where IBL methods were incorporated into the curriculum. The findings suggest that students engaged in inquirybased activities showed improved critical thinking and problemsolving abilities compared to traditional teaching methods. This paper discusses the impact of IBL on students' motivation and their ability to approach complex mathematical problems with greater confidence.

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.

Critical competence plays an important role in students' ability to solve a problem that occurs. Through PBL, students are trained to develop ideas, or ideas that can facilitate them in problem solving and learning activities at school. By using the Problem-Based Learning paradigm to achieve learning objectives in elementary schools, students' critical competencies are developed. This form of learning looks at the relationship between critical thinking and student learning outcomes by using a qualitative approach with literature study as a source of in-depth analysis. A suitable approach to help students build critical thinking skills is a problem-based learning strategy. Students are encouraged to actively participate in solving problems that arise when using the Problem-Based Learning paradigm, according to the learning outcomes. By using this problem-based learning approach, students are encouraged to investigate a problem in more detail and from a broader perspective. Students can come up with original ideas in this situation or ideas for problem solving. By developing students' critical thinking skills and highlighting the important role that teachers play in fostering an enjoyable learning environment and acting as facilitators in the teaching and learning process, the Problem Based Learning model has been proven to improve the quality of teaching and student learning outcomes in educational settings.

During the period of compulsory education in Indonesia, which is 12 years, the government requires mathematics as the main learning subject for extracts which will continue to have an impact on people’s lives. The level of ability in a field of science must be measured to obtain valid data for the development of education in Indonesia. The use of Geogebra Mathematics Software in schools in Indonesia is not surprising at this time, technological developments have made the use of Geogebra mathematics software commonplace. This research is a Systematic Literature Review, in this research the author analyzes and compares several articles obtained from the internet or digital databases, for example Semantic Scholar or Sprinter Link. The articles that have been found are then selected according to the title researched, so that several reference articles are obtained. The research results show that the use of Geogebra mathematics software in learning has a great influence on students’ computing abilities. Geogebra is a media with a visual, analytical and numerical approach that can be solved using algorithms that require computational capabilities to operate. There is empathy in computational thinking, namely algorithmic thinking problem solving, pattern recognition, and abstraction and generalization.

The Problem-Solving Learning Model is one of the learning models that can develop problem-solving skills and student learning independence where this model is developed based on polya theory known as problem-solving steps, namely: identifying problem information/understanding problems, planning problem-solving strategies, using problem-solving strategies and re-examining solutions or solutions to problems that have been generated. The Use of the Problem-Solving Learning Model to Improve the Problem-Solving Ability of Pancabudi Private Vocational School Students for the 2023/2024 Academic Year. The purpose of this research is to determine the effectiveness of learning using the Problem-Solving learning model. This research is located at SMK Swasta Pancabudi where the class applies the Problem Solving learning model which will be compared with different classes using the classical learning model.

Effective teaching-learning activities are also supported by several aspects such as teaching methods, teaching strategies, learning models , and so on. In this study, we know the extent of the effectiveness of problem-solving learning compared to ordinary learning. Based on the research conducted, the results obtained that concluded the Problem-Solving learning mode proved effective in improving students' mathematical problem-solving abilities. Data analysis for this study used a t-test in this case obtained an average difference from the experimental class group given treatment using Problem-Solving learning and non-problem Solving class groups. The calculation results obtained a t count value (th) of 2.824 for the experimental class and 2.819 for the control class, with the table t value for db 68 sig 5% If consulted in the t table obtained 1.990 then based on the t-test criteria it can be concluded that the t value Count more than t table with GIS greater than SIG alpha by 5%, it can be concluded that count t > t table can be decided to test the hypothesis I that null hypothesis is rejected and alternative hypothethetics are accepted, in this case, there is a significant difference between students' mathematical problem-solving ability between the group of students taught using the Problem-Solving method and the group of students taught without using the Problem-Solving model.

Women are a valuable resource who can contribute significantly to increased economic development. But the contributions made by women are sometimes less than those of males. Nonetheless, a lot of prosperous female business owners choose to enter the realm of economic entrepreneurship, particularly in the home. Women possess a number of qualities, such as strong drive and the ability to work autonomously to boost productivity via participation in many forms of education and training. Women contribute to the economy by being more inventive and creative in problem-solving and seizing possibilities that present themselves to individuals on a daily basis. Analyzing and identifying a woman entrepreneur's entrepreneurial skills in an urban MSME community is the goal of this study. This research retrieves and manages data through identifying problem topics by conducting searches based on research keywords in various sources such as Google Scholar, Sciencedirect, Sage Journal, and other trusted sources. The data obtained is then analyzed critically by reviewing the ideas, knowledge and findings contained in the literature that has been collected. The research results show that education, experience and attitudes towards risk taking are very important in the entrepreneurial activities of female entrepreneurs

This article explores the important role of logic as a critical foundation in thinking. Logic is a branch of philosophy that studies the rules of correct and valid reasoning. In a world that is complex and full of information, the ability to think critically is becoming increasingly important. Logic helps individuals to understand the structure of arguments, recognize errors in reasoning, and reach rational conclusions. By learning the basics of logic, a person can hone their thinking abilities, improve problem-solving abilities, and strengthen communication skills. This article discusses basic concepts in logic, such as statements, arguments, and common logical errors, as well as the benefits of learning logic in everyday life and in various scientific disciplines. With a strong understanding of logic, individuals can become more critical, analytical, and effective thinkers in facing the complex challenges of the modern world.

Computational Thinking is a way of thinking that refers to the ability to solve problems using concepts used in computing. Computational thinking is a way of thinking in solving problems that students must develop in the digital era. This research aims to examine the importance of computational thinking in improving students' mathematical problem solving abilities. The type of research used is qualitative research using a literature study approach in the form of books, notes, journals, reports of relevant research results, as well as the results of observations. The results of the analysis show that it is very important for students to have computational thinking in order to improve their mathematical problem solving abilities. Computational thinking involves solving problems using a logical and systematic mindset that involves selecting and using algorithms, data representation, problem decomposition, abstraction, pattern recognition and hypothesis testing. Computational thinking has become an important and essential skill for humans in the 21st century. Educators must advocate the importance of integrating learning with computational thinking concepts into the educational curriculum. Computational thinking has an important role in learning. This can be useful for improving mathematical problem solving abilities. Apart from that, computational thinking can also develop critical, creative and analytical thinking skills in solving complex problems, both in the context of computing and everyday life.    

Learning with Stimulus Environment Problem Solving (SEPS) is an involved learning process student in a way active good in network nor outside network in reading, writing, doing experiment, and analyze, as well look for solution to the problem social related science environment public.  This study aims to know the effectiveness of the Stimulus Environment Problem Solving (SEPS) learning model so that can increase ability think level high among students biology education Universitas Muhammadiyah Surakarta. Method in study this is correlate ability think critical and solving problem 2 groups student a total of 40 students where is one group totaling 20 students use learning model of Stimulus Environment Problem Solving (SEPS) and other groups with Project based Learning. Analysis hypothesis using the t test and effect size. Based on application of the Stimulus Environment Problem Solving (SEPS) model in the classroom experiment experience increase in t test results significant in cycle I and cycle II. Based on the effect size test, the effectiveness of the Stimulus Environment Problem Solving (SEPS) model is included in category tall with value 3.244 so effectiveness of the Stimulus Environment Problem Solving (SEPS) model on Skills think level tall own category tall.

Learning that focuses on students' problem-solving abilities is the focus of higher education. Students who are able to develop critical thinking skills in solving problems are a necessity along with changes in workforce capability needs in the informatics era. One of the mathematics lessons at the higher education unit level is discrete mathematics. The problem that arises in discrete mathematics learning is that learning outcomes and the percentage of students completing lectures are still relatively low. The aim of this research is to improve students' solving abilities through the application of the project based learning method. This research uses classroom action research methods. The application of the project based learning method in discrete mathematics courses with graph material can improve students' abilities in solving mathematical problems, this can be seen from the research results after corrective actions were taken in learning activities in Cycles I and II. Based on the research results, it shows that through project-based learning, third semester RB class students in the Informatics Engineering Education Program at Indraprasta University PGRI Jakarta have improved their ability to solve mathematical problems in terms of individual grades and classical completion.  

The application of the STAD type cooperative learning method (Student Teams-Achievement Divisions) is a relevant strategy in efforts to improve students' mathematical abilities. In this research, we examine the effectiveness of using the STAD type cooperative learning style in improving students' mathematical abilities. This approach involves dividing students into small teams to encourage collaboration, joint problem solving, and knowledge exchange. We evaluated the impact of implementing this learning model on students' mathematical abilities and gained insight into effective learning strategies in the context of improving mathematics achievement.

Monitoring the growth and development of a child can begin from conception and will continue until adulthood, this process is mutually continuous and continuous. The development of language skills, creativity, emotional awareness, and intelligence is an important phase in a child's growth and development and is the cornerstone of subsequent development. This study aims to evaluate the ability of early childhood to improve gross motor and fine motor development skills through sensory play activities. The method of delivering information using the media of story books (fairy tales), sensory game tools that previously the children were given directions one example of simulation, then the children were directed to do independently. the results of normative identification of children's growth and development, it can be seen that from the value (5-1) range always to never, overall participants play with the highest frequency in the range is always on the cognitive and social interaction, the second position in fine & gross motor skills, and third in terms of language development and problem solving skills. The highest score level after the game, cognitive development is very significant children are very enthusiastic to follow the game conducted in groups. This activity will be better if done on an ongoing basis because it is very beneficial for early childhood development.

The concept of algebra is very important in learning mathematics, students' ability to understand advanced mathematics lessons depends on mastery of algebraic concepts. Therefore, it is necessary to analyze the errors that often arise when students solve algebra problems. The purpose of this study is to analyze the errors of vocational students in class XI in solving algebra problems. This research uses a qualitative method that is analyzed descriptively. The research subjects were 28 students of class XI with the object of research, which is the errors that arise when students solve algebra problems. The results showed that based on Kastolan's Theory, procedural errors occur most often, followed by technical errors, and concepts.