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Strategy is a way or method that is chosen or it can also be interpreted as a way to achieve a goal in education. The definition of a learning strategy can be interpreted as a plan that contains a series of activities designed to achieve certain educational goals. The learning strategy includes specific learning approaches, models, methods and techniques. This research is a qualitative method, which is a method that aims to make a systematic, factual, accurate description, picture or painting of the properties and relationships between the phenomena investigated. In other words, descriptive research takes the problem or focuses on actual problems as they were at the time the research was carried out. What was collected was in the form of primary data and secondary data about teacher strategies in online learning, the techniques used in data collection were observations, interviews and documentation studies. Research leads to the methods used by teachers in online learning activities using platforms such as WhatsApp, email, and technology-based zoom.

Communication skills have a crucial role in the context of education, especially in the practice of teaching peer teaching in tertiary institutions. This study aims to analyze problems in the communication skills of prospective teacher students when practicing peer teaching in explaining skills. The research method uses a qualitative descriptive method with data analysis based on scientific journal literature studies and direct observation. The research was conducted on prospective teacher students who carried out peer teaching practices at Jakarta State University. The results of the study show that most of the prospective teacher students face problems in communication skills when practicing peer teaching. These problems include a lack of emphasis on intonation and articulation, as well as a lack of context in providing examples or illustrations of material. The suggested solution is the use of learning media that can improve the communication skills of prospective teacher students in explaining the material. This research is expected to provide insight for future researchers to develop the communication skills of prospective teacher students in the context of teaching practice.

A This study aims to determine: (1) the effect of Blended Learning models towards Mathematical Student’s Problem Solving Abilities and Self-Regulated, (2) the improvement of student’s mathematical problem solving and self regulated learning (3) the advantages of the advantages and disadvantages of blended learning model. This type of research includes descriptive qualitative research using library research methods. The data in this study were obtained from a collection of literature such as theses and journals that are relevant to the topic of discussion, namely Mathematical Student’s Problem Solving Abilities And Self-Regulated. The results show that, 1) Blended Learning Model has a great effect on students' problem solving abilities based on the overall effect size calculation which produces an average effect size of 1.56 where this number is included in the high category and Blended Learning Model has a great effect on student’s self-regulated based on the overall effect size calculation which produces an average effect size of 1.73  2) There is an increase in  mathematical the student's problem solving abilities and self-regulated learning that are taught through blended learning models. This can be seen from the achievement of N-Gain value and indicators in the experimental class in the literature which is generally better than the control class. 3) Based on the analysis, it was found that the advantages and disadvantages of blended learning. it can be obtained that the advantages of blended learning models as follows: (a) Learning is more effective and efficient, (b) Improve accessibility. with blended learning, it is easier for learning participants to access material learning. and disadvantages of blended learning is Not evenly distributed facilities owned by students, such as computers and internet access. Even though blended learning requires adequate internet access, if the network is inadequate it will make it difficult for participants to take part in independent learning via online.

This research is a Classroom Action Research (PTK) consisting of 2 cycles, each consisting of 2 meetings. Before giving action, an initial ability test is first given and at the end of each cycle is given a problem-solving ability test. From the results of the analysis of initial ability test data, it was obtained that many students achieved learning completeness from the initial ability test, namely 18 out of 28 students or 21% with a grade average of 26,7. The results of data analysis in the first cycle after applying the Reciprocal Teaching type cooperative learning model showed that the number of students who achieved learning completeness was 13 out of 28 students or 61% with a grade average of 70,7. The results of data analysis at the end of cycle II with the same learning obtained the number of students achieving learning completeness, namely 24 out of 28 students or 86% with a grade average of 90,86. This means that there is an increase in students' mathematical problem-solving skills from cycle I to cycle II. Based on classical completeness criteria, this learning has reached the classical completeness target.

The processed milk used usually comes from dairy cows which are very efficient at converting fodder in the form of concentrates and forages into milk which is of great benefit to human health. In recent years, the development of cafe milk made from dairy cow's milk in Indonesia has developed rapidly. But of course it raises problems related to competition. The way to win the competition is that restaurants must try to find out what consumers need and want, so that consumers decide to buy their products. So a SWOT analysis is needed, namely Strength, Weakness, Opportunity, and Threat that is right in facing the competition in the business world. So that the company gets a big advantage by knowing the SWOT analysis of its marketing strategy.

The COVID-19 pandemic that has occurred throughout the world, including Indonesia, has greatly impacted teaching and learning activities in schools. The learning process that is usually done face-to-face has now turned into online learning, this underlies the emergence of learning difficulties in students. This problem is the background of this research which will see how the difficulties of students in online learning. This study aims to determine student learning difficulties in the online learning process during the covid-19 pandemic in class VIII at MTs Negeri 1 Kolaka. The type of research used in this research is descriptive qualitative research. The number of samples used were 50 students of class VIII MTs 1 Kolaka taken by random sampling technique. The instrument used in this study is a questionnaire with a total of 20 statement items. Students' learning difficulties can be seen from 3 indicators, namely technical difficulties, implementation of learning and difficulties of external factors. The results of this study indicate that the technical difficulty indicator is 36% in the "very high" category. Indicators of learning implementation 38% in the "medium" category. The external factor difficulty indicator is 40% in the “high” category. Overall the average. of the questionnaire data obtained was 58.22% with the highest percentage of 40% being in the "medium" category. Based on the results of the analysis, it can be concluded that learning difficulties in online learning are moderate.

This research is a Classroom Action Research (PTK) which is carried out in 2 cycles. Before carrying out research or taking action, an initial test is given to measure students' problem-solving ability and at the end of each cycle a problem-solving ability test is given. This study aims to determine how to improve problem solving skills through the application of the Geogebra-assisted Problem Based Learning (PBL) learning model. Students experienced an increase in problem-solving skills, in the initial test the average problem-solving ability was 42.19%. In the first cycle, the test results showed an increase of 57.81%. From the results of the second cycle test also increased to 88.50%. The test results showed an increase in students' problem-solving abilities. Thus, it can be concluded that the application of the Geogebra media-assisted PBL model can improve students' problem-solving abilities.

Systematic Review (SR) atau yang secara umum disebut Systematic Literature Review (SLR) ialah teknik sistematis untuk mengumpulkan, menguji secara kritis, mengintegrasikan dan mengumpulkan hasil bermacam kajian penelitian terhadap pertanyaan penelitian atau topik yang diminati. Penelitian diawali dengan menemukan artikel yang dicari sesuai dengan kata kunci yang digunakan yang nantinya berhubungan dengan topik penelitian yang akan diteliti. Penelitian ini bertujuan untuk melakukan kajian literature review Affiliation: terkait Pengaruh Model Pembelajaran Berbasis Problem Based Learning pada Hasil Belajar Matematika. Metode yang digunakan dalam penelitian ini adalah metode SLR (Systematic Literature Review). Pengumpulan data dilakukan dengan mendokumentasi semua artikel yang memiliki penelitian serupa pada artikel yang telah diterbitkan pada jurnal tertentu. Sumber data berasal dari dokumen jurnal yang telah terindex dan diberikan data elektronik ISSN. Pengumpulan data diperoleh dari Google Scholers. Populasi data dalam penelitian ini adalah jurnal yang berfokus dalam model pembelajaran berdasarkan hasil belajar matematika siswa .Artikel yang digunakan pada penelitian ini sebanyak 5 artikel jurnal nasional yang diperoleh dari database google scholar menggunakan aplikasi Harzing’s Publish or Perish.  Hasil penelitian ini  menggunakan model pembelajaran Problem Based Learning pada mata pelajaran matematika untuk siswa Sekolah Dasar.

This research was conducted with the aim of producing digital learning media using the Smart Apps Creator through a Realistic Mathematics Education approach that is valid, effective, and able to improve students' mathematical problem solving abilities in the matter of a system of two-variable linear equations. This type of research is Research and Development (R&D) with the ADDIE model. From the research results, it was obtained that the media and material validity values were 93.6% and 93% with very valid categories. The practicality of the media through the results of the teacher's response questionnaire obtained a practicality value of 97.3% in the very practical category and the results of the student response questionnaire for the small group test and large group test obtained values of 90.9% and 91.4% in the very practical category. Then the value of effectiveness is seen through the mastery of classical learning and the results of the student response questionnaire obtained percentages of 87.5% and 94.05% with very effective categories. Improving problem solving abilities in students, the results obtained are that the level of students' problem solving abilities is at a percentage of 92% with a very high category, while based on the N-Gain test the average value obtained by students is 0.6473 which means there is an increase in problem solving abilities in students medium category. So based on the results obtained it can be concluded that the learning media developed in this study are valid, practical, effective, and able to improve students' mathematical problem solving abilities.

This study aims to describe efforts to improve teachers' ability to manage ICT-based learning. data collection tools using interviews, documentation, observation and literature review. Data analysis used descriptive qualitative analysis. Teachers are currently required to have the ability to carry out ICT-based learning. The obstacles faced by teachers in developing ICT-based learning include: the diverse conditions of students and factors of teaching experience, ability to operate learning media; the availability of school facilities is for teachers in implementing ICT-based learning. Teachers must be able to utilize information from the internet as well as teacher discussion forums as an effort to overcome problems in the preparation of a new ICT-based learning paradigm.

This study examines the effectiveness of STEM (Science, Technology, Engineering, and Mathematics) education in enhancing problem-solving skills among high school students. With the increasing demand for critical thinking and problem-solving abilities in the workforce, STEM education has become a crucial approach to preparing students for future challenges. The study aims to evaluate how project-based STEM curricula impact students' creativity, analytical skills, and overall problem-solving capabilities. Using a quasi-experimental design with a control group, the research was conducted with high school students who participated in STEM-based lessons involving the 5E instructional model. Data collection involved pre- and post-tests, classroom observations, and semi-structured interviews to measure changes in student skills. The findings indicate that students exposed to STEM education demonstrated significant improvements in problem-solving, creativity, and analytical thinking compared to their peers in traditional lecture-based classes. The study highlights the advantages of project-based learning in promoting active student engagement and fostering skills necessary for addressing real-world problems. These results suggest that STEM education can be more effective than traditional methods in cultivating essential 21st-century skills. The study recommends the broader implementation of STEM strategies in secondary education and further exploration of the long-term impact of STEM learning on various skills required in the professional world.

In Indonesia, English is the first foreign language that is studied as a compulsory subject from junior high school to university. English is a very basic and important requirement in Indonesia. This is evident in the development of the current education system, English has been included as one of the subjects tested in the national exam. Based on the observations of class IX students at SMP Negeri Sukadana, in preparation for the national exam, many students still had difficulty answering English questions: reading skills. One of the causal factors of these student problems is the lack of practice by applying strategies to answer questions and do not have the skills to easily predict questions that will appear during the national exam. In addition, the lack of interest in learning English is also a major factor in learning English. Based on the results of the community service activities, it was shown that class IX students at SMP Negeri Sukadana were motivated so that they could optimize their abilities and skills in answering English questions: reading skills. Thus it can be concluded that in this service program students have gained experience in implementing strategies for quick predictions in identifying the right answers.

This study aims to find out how to improve students' mathematical creative thinking skills after using the Problem Based Learning model assisted by Geogebra media and to find out how students' answers process in solving problems on the mathematical creative thinking ability test after applying the Problem Based Learning model assisted by Geogebra media. This type of research is Classroom Action Research (PTK) which was conducted in two cycles, the subjects in the study were class IX-3 MTs Citra Abdi Negoro, totaling 27 students. This research is said to be successful if it meets the indicators of success, namely, (1) The level of students' mathematical creative thinking ability increases with a value of ≥ 85% at least in the medium category, (2) The process of completing student answers with a value of ≥60% at least in the good category, (3) The results student and teacher observations show a good category. Based on the results of the study, the average initial ability test score of 58.10 increased to 61.34 in cycle I and 80.55 in cycle II. There was also an increase in classical completeness, in the creative thinking ability test of 8 students (29.63%) in the initial ability test increased to 12 students (44.44%) in cycle I and 25 students (92.59%) in cycle II. For the process of student answers from cycle I with an average presentation of 50 students' answer processes, 31% increased to 70.67% in cycle II. Based on the results of the study it can be concluded that the Problem Based Learning model assisted by Geogebra media can improve students' creative thinking skills.

The syntax studied has three scopes: phrases, clauses, and sentences. There are many problems regarding how to differentiate and classify clauses. Not a few equate between phrases and clauses. A collection of several words contains a clause if some of these words have subject and predicate elements, while a phrase means several words consisting of at least one predicate element without any subject element or can be said to be the opposite of a clause. The purpose of this article is to share knowledge about the grouping of clauses and provide examples of each sentence in the procedure text so that the benefits based on this analysis are expected to open and increase knowledge and broaden horizons for writers and readers so that readers can interpret and classify clauses based on analysis. the syntax. The results of the analysis in this article are expected to be useful for students and the wider community regarding language learning because it provides a lot of knowledge related to the grouping of clauses and the types of clauses in procedure texts in Buku Bahasa Indonesia Kelas VII SMP Kurikulum Merdeka. In the research context, methods and methodology are described and will be explained through a qualitative descriptive methodological approach. Qualitative methods aim to seek an in-depth understanding of symptoms and facts.

Behind the success of successful online teaching and learning, there must be careful preparation in creating or building the system. Some complaints that are around us are that some students have difficulty in online-based mathematics learning. Some of them have difficulty signaling due to cloudy or rainy weather, not having money to buy internet quota, boredom during the teaching, and learning process, and difficulty understanding the material in online learning. Although there are examples that have been explained by the teacher, they still do not understand what their teacher teaches them. The teacher had already made learning materials using instructional video media, but it was still not enough for students to understand the polynomial material taught by the teacher, and according to the teacher the main problem was that the students' ability to memorize formulas was still lacking. The objectives of this research to see validity, effectiveness and practicality of the video development using PowerPoint and Filmora application. This research is development research that applies the Dick & Carey development model. This research focuses on developing learning videos using PowerPoint as a learning media, and Filmora as a learning video editing medium.

Mathematics is often considered a difficult subject by students so it is not uncommon for students to experience learning difficulties such as experiencing anxiety when learning mathematics, therefore this study aims to describe the level of anxiety, describe the factors that cause anxiety, and how anxiety affects student learning difficulties class X at MAS YMPI Tanjungbalai. In this study, the number of research subjects was 36 students with a sampling technique, namely purposive sampling. Data collection in this study was in the form of data field notes using observation, questionnaires, interviews and documentation. Learning difficulties can be interpreted as a condition in the learning process which is characterized by the presence of certain obstacles to achieve learning outcomes. In this study it refers more to the problem of student anxiety which is an obstacle in achieving learning objectives. This research is a type of qualitative research and the validity technique in this study uses time triangulation. Based on the results of data analysis and discussion regarding the level of student anxiety in learning mathematics, it can be concluded that from 36 students, 8 (22.2%) students experienced high levels of anxiety, 23 (63.9%) students experienced moderate anxiety levels and 5 (13.9) %) students have a low level of anxiety. The anxiety of the students with the low anxiety category was more responsive and very enthusiastic in learning mathematics compared to the other two categories, namely the moderate anxiety category and the high anxiety category. Based on data analysis on average student learning outcomes, students with high levels of anxiety will have an average learning outcome lower than students with medium anxiety levels and high anxiety levels.

The background of this research is that the activities of Class VIII students of SMPN 31 Semarang in the learning process are not enthusiastic, students only focus on using books as learning aids. Therefore, in the learning process we need a media-based learning aid that can attract students' attention in order to improve student performance and understanding. It is important to apply TikTok-based learning application innovations to involve students in learning so that the material being taught is easy to understand.    Based on this background, the problem arises How to Use the Tiktok Application as a Learning Media in Writing Explanatory Text Writing Skills for Class VIII Students of SMPN 31 Semarang Academic Year 2022/2023? This study aims to identify the Utilization of the Tiktok Application as a Learning Media in Writing Explanatory Text Writing Skills for Class VIII Students of SMPN 31 Semarang Academic Year 2022/2023. This type of research is mixed method . Data collection was carried out by observation, interview, test and documentation methods.    The results of this study indicate that students in class VIII use the media using the social media application TikTok above, it can be seen that the average score of students in class VIII SMPN 31 Semarang in the 2022/2023 academic year when writing explanatory texts in general is at the moderate level (50- 74). The average score of the students on the explanatory text writing test performance was 66.71 at the sufficient level.

Tujuan dilaksanakannya penelitian ini adalah kemampuan literasi matematis siswa kelas X SMA Negeri 4 Medan dapat meningkat setelah diterapkannya model pembelajaran problem based learning berbantuan geogebra. Penelitian ini merupakan penelitian tindakan kelas dengan jumlah subjek adalah 36 siswa kelas X SMA Negeri 4 Medan. Pembelajaran problem based learning berbantuan geogebra merupakan objek penelitian.. Penelitian ini terlaksana dalam dua siklus. Siklus pertama dan siklus kedua teridri dari dua pertemuan. Data dikumpulkan melalui tes awal, observasi, tes kemampuan literasi matematis I dan II dan dokumentasi. Perolehan skor rata-rata siswa pada tes kemampuan awal adalah 51,53 berada pada kriteria rendah dan presentase ketuntasan sebesar 30,56%. Namun meningkat setelah diberikannya tindakan pada siklus I. perolehan nilai rata-rata siswa adalah 69,18 berada pada kriteria baik dan presentase ketuntasan sebesar 61,11%. Telah terjadi peningkatan, tetapi penelitian ini belum memenuhi indikator keberhasilan sehingga dilaksanakan siklus kedua. Perolehan nilai rata-rata siklus I adalah 79,40 berada pada kriteria baik dan presentase ketuntasan 88,89%. Sehingga dapat disimpulkan bahwa setelah model pembelajaran problem based learning berbantuan geogebra diterapkan, kemampuan literasi matematis dan presentase ketuntasan mengalami peningkatan.

This study aims to determine the application of the Problem Based Learning learning model to mathematical communication skills in terms of independent learning on set material in class VII SMP Negeri 01 Tayan Hulu. The research form used is quasi-experimental designs, with a 2×3 factorial design. The population in this study were students of class VII A and students of class VII B. The sample in this study was one class selected by cluster random sampling. Data collection techniques used are direct communication techniques and measurement techniques with data collection tools in the form of questionnaires and test questions in the form of essays. The data analysis technique used was the analysis of two dissimilar cell paths with the normality test using the Lilifors test, homogeneity using the Bartlett test and continued with the multiple comparison test using the Scheffe method. The results of this study are (1) the mathematical communication of students who follow the problem-based learning model is better than students who follow the conventional learning model, (2) the ability of mathematical communication between students who have high learning independence is better than moderate after the implementation of the model learning problem based learning. (3) students' mathematical communication skills in the moderate learning independence category were better than students in the low learning independence category after applying the problem-based learning model. (4) at the level of independent learning, problem-based learning models provide better mathematical communication skills than conventional learning models.    

This study aims to determine the application of problem based learning learning models with lottery game media in improving junior high school students' problem solving abilities. This research is an experimental research in the form of Pre-Experimental Designs. The design used is One Group Pretest-Postest Design. The population in this study were class VIII A and class VIII B. The sample in this study was students of class VIII B consisting of 20 students with the selection of subjects based on the cluster random sampling technique. The data collection technique used is a measurement technique with a data collection tool in the form of test questions in essay form. The data analysis technique used was anava one line of dissimilar cells, with further testing using the Scheffe method. The research results obtained were that there was a significant increase in students' mathematical problem solving abilities before and after being given treatment through the problem based learning model using lottery media with high categories.