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Decisions mark the beginning of every action. In the context of educational organizations, decision making is directly related to the role of the school principal. As a manager, the principal has a key role in making decisions quickly, precisely and effectively, by utilizing data and information optimally to improve the performance of the educational environment. At Babakan Jamanis Integrated Middle School, the principal has succeeded in carrying out the decision-making process well. This can be seen from the stages carried out, including observation, data collection, planning and recording related to aspects of education in schools. The school principal also actively holds discussions with teachers to formulate policies, establish interpersonal relationships to manage events, provide ideas, involve teachers in training, and carry out supervision as part of management activities. All of these initiatives are reflected in teacher performance assessments which are not only useful for increasing teacher potential and performance, but also contribute to improving the quality of teaching and learning achievement at Babakan Jamanis Integrated Middle School.

This study aims to determine whether applying the Problem Based Learning model can improve the mathematical problem solving ability of students of class VIII-A SMP Negeri 1 Stabat on SPLDV. This research is a class action research conducted in two cycles. Each cycle consists of 2 meetings. The subjects in this study were students of class VIII-A SMP Negeri 1 Stabat totalling 30 students. The object of this research is the improvement of students' mathematical problem solving ability through the application of the Problem Based Learning learning model on SPLDV material at SMP Negeri 1 Stabat in the 2023/2024 school year. Based on the results of data analysis, the average initial test score was 47.11 with the number of students who reached mastery as many as 4 students (13.33%) and students who had not reached mastery as many as 26 students (86.67%). Then learning was carried out with the Problem Based Learning learning model in cycle I and there was an increase in the problem solving ability test with an average value of 63.44 with 19 students or as many as (63.33%). Then students who have not reached completeness are 11 students or as many as (36.67%). Then in cycle II there was an increase with the average value of the student problem solving ability test being 84.11, with a total completeness of 26 students or as many as (86.67%) and the number of students who had not reached completeness was 4 students or as many as (13.33%). The level of student completeness of the problem solving ability test given in cycle II reached the good category, therefore it can be said that learning has been achieved. Thus it can be said that the class has reached more than 85% of students who have been completed to solve problems. So it can be concluded that using the Problem Based Learning model can improve students' mathematical problem solving skills.

Online games are games that are liked by teenagers today and one of them is SMP N 1 Parigi students. To anticipate and minimize the bad impact that will occur for online students, it is necessary to have guidance from the school and especially from the parents of the students themselves. The purpose of this study was to determine the guidance and counseling services in overcoming the problems of students who are addicted to online games, special services to overcome online game addiction. This research is a qualitative research using a descriptive approach. Data were collected by interview, observation, documentation and recording. The results showed that the positive and negative impacts of online game addiction on students' academic behavior patterns and student learning outcomes. To reduce online game addiction in students, guidance and counseling services used by teachers are group guidance services. That is by providing an understanding of the dangers of playing excessive online games, both in groups which BK is often done in class or individually through group guidance services.

This research aims: (1) students' mathematical reasoning ability using the Discovery Learning learning model is higher than students' mathematical reasoning ability using conventional learning models in class VII MTs Yaspi Labuhan Deli, (2) the process of solving answers made by students in solving problems in the Discovery Learning learning model and Conventional learning model. This type of research is quantitative research with Quasi-Experimental methods. This research was conducted at MTs Yaspi Labuhan Deli. The sampling technique in this study uses Purposive Sampling techniques, namely class VII-A as a class taught with a Discovery Learning learning model and class VII-B as a class taught with a conventional learning model. The data collection instrument used was in the form of observation sheets and student mathematical reasoning ability test sheets in the form of 3 essay questions. Data analysis in this study used t-Test with Independent Sample t-Test technique with the help of SPSS 20 program. The results of this study showed that the average score of classes taught using the discovery learning model was 78,01 and classes taught using conventional learning models were 72,22. For hypothesis testing carried out using a t-test, from the calculation results obtained a value of  (2.664) >  (1.66757) with a Sig.2-tailed level of 0.010 < 0.05, which means that  rejected and  was accepted, so that it is concluded that there is a significant difference in the average mathematical reasoning ability of students using the Discovery Learning learning model and the Conventional learning model. Based on the analysis of the process of completing students' answers to the mathematical reasoning ability test that get Discovery Learning learning is better than students who get conventional learning.

This research to find out to describe the ability to understand concepts of male and female students in class VIII of SMP Negeri 3 Sungguminasa in solving geometry problems. The type of research used is describtive research with a qualitative approach. The subjects in this research was students of class VIII.D SMP Negeri 3 Sungguminasa as many as 2 students, 1 male students and 1 female students who were selected based on the data of the highest report card scores. The instrument used is a concept understanding test and interview guidelines. The results showed that there were differences in the ability to understand concepts between female students and male students with the following descriptions: (1) the ability to understand concepts of female students in the triangle material was able to meet 5 indicators of understanding the concept of interpretting, exemplifying, summarizing, inferring, comparing and not fulfilling 2 indicators of understanding the concept of classifying and explaining. (2) the concept understanding ability of male students in the triangle material is able to meet the 4 indicators of understanding the concept of interpretting, exemplifying, classifying, inferring and not meeting the 3 indicators of understanding the concept of summarizing, comparing, and explaining. Thus it can be said that female students have a better understanding of concepts than male students.

The problem of corruption in Indonesia has become a public conversation, both through the news, electronic media and social media. This is related to corruption cases and corrupt behavior that occurs everywhere. In fact, in almost all regions of Indonesia with various types and modes. Corrupt behavior has penetrated every element of the nation, even though we all know that corruption is immoral behavior. The large number of corruption cases requires efforts to prevent them, one of which is by strengthening anti-corruption attitudes. Strengthening anti-corruption attitudes is one way of education in forming a mental attitude in a person who is structured to behave anti-corruption. The aim of strengthening anti-corruption attitudes is broad and comprehensive depending on age, education and environment, as long as a person is able and able to receive character education. The importance of strengthening anti-corruption attitudes at SMP IT Gunungpati among teachers and students has led the Semarang State University service team to help overcome this problem by strengthening anti-corruption attitudes among students in the form of service "Strengthening Anti-Corruption Attitudes for Teachers and Students at SMP IT Gunungpati". This service focuses on (1) Providing teachers and students with an understanding of the importance of fighting corruption in the future; (2) Providing reinforcement to teachers regarding learning to instill anti-corruption values ​​in their students; (3) Providing training in implementing strengthening anti-corruption attitudes in daily life as a student; (4) Provide dedication to the implementation of anti-corruption characteristics within a certain period of time.The results of this service will later be published in the Regular National Journal with ISSN (Non Sinta) as well as print and electronic mass media and video. The objectives that are the objectives in implementing this community service activity are (1) Teachers and students have an understanding of anti-corruption character; (2) Teachers have anti-corruption character values ​​that can be applied to students; (3) Students understand how to implement anti-corruption characteristics; (4) Students are able to become initiators of the implementation of anti-corruption characteristics.

Competency standards are a breakthrough in the world of education in improving the quality of teachers so as to make teachers not only professional but competent in their fields.  This is an implementation of the national education system law, the national standard of education (SNP), the Teacher and Lecturer Law (UUGD), which is realized in the RPP on teachers which will soon be passed. Departing from the above thinking, the author takes the title "Principal's Manajmen in Improving Teacher Competence at SMP Negeri 21 Bandar Lampung" which aims to describe teacher competence and efforts to improve it, as well as supporting and inhibiting factors in efforts to improve teacher competence at SMP Negeri 21 Bandar Lampung. In this study, there are theoretical approaches listed in chapter one and chapter two which explain the theory of efforts to improve teacher competence at SMP Negeri 21 Bandar Lampung, then in chapter three the research methods used are qualitative descriptive, and chapter four research results and exposure to research findings data, chapter five discussion or data analysis, and chapter six are conclusions and suggestions. The data that has been obtained explains that the real state of teacher competence at SMP Negeri 21 Bandar Lampung states that every aspect of competence such as pedagogic competence or teacher learning management ability is stated to be still not very masterful and still below standard, but in the aspects of evaluating learning outcomes, understanding students, and implementing educational and dialogical learning, it can be said to be good.

Penelitian ini bertujuan untuk meningkatkan kemampuan pemecahan masalah matematis siswa pada materi sistem persamaan linear dua variabel dengan menerapkan model pembelajaran kooperatif tipe STAD dikelas VII-2 SMP Negeri 1 Tg. Tiram. Jenis penelitian ini adalah penelitian tindakan kelas. Subjek penelitian ini adalah siswa/i kelas VII-2 SMP Negeri 1 Tg. Tiram yang berjumlah 29 orang. Objek penelitian ini adalah kemampuan pemecahan masalah matematis siswa dengan penerapan model pembelajaran kooperatif tipe STAD. Berdasarkan hasil analisis data setelah pemberian tindakan pada siklus I melalui pemberian tes kemampuan pemecahan masalah matematis diperoleh 10 dari 29 siswa (34,48%) telah berhasil mencapai target keberhasilan sedangkan 19 siswa lainnya (65,51%) belum mencapai target keberhasilan dengan rata-rata kemampuan siswa sebesar 63,62. Dari kriteria keberhasilan klasikal maka persentase keberhasilan ini belum memenuhi. Setelah pemberian tindakan pada siklus II melalui pemberian tes kemampuan pemecahan masalah matematis diperoleh 26 dari 29 siswa (89,65%) telah berhasil mencapai target keberhasilan sedangkan 3 siswa lainnnya (10,35%) belum mencapai target keberhasilan dengan rata-rata kemampuan siswa sebesar 86,37. Berdasarkan target keberhasilan klasikal (≥85%) maka persentase keberhasilan ini sudah memenuhi. Dari uraian sebelumnya dapat disimpulkan bahwa model pembelajaran kooperatif tipe STAD dapat meningkatkan kemampuan pemecahan masalah matematis siswa dikelas VII-2 SMP Negeri 1 Tg. Tiram.

The objective of this research is to investigate the potential impact of implementing the TPS cooperative learning model on enhancing the self-confidence and mathematics communication abilities of seventh-grade students at SMP Negeri 5 Percut Sei Tuan. The specific focus will be on the Set content. This study used a class action research design, consisting of two distinct cycles. Each iteration comprises two meetings. The participants in this research consisted of 28 students from class VII-8 of SMP Negeri 5 Percut Sei Tuan. The primary focus of this study is to enhance students' self-confidence and mathematical communication abilities by using the TPS cooperative learning model on Set material at SMP Negeri 5 Percut Sei Tuan during the academic year 2022/2023. Based on the findings derived from the analysis of the data, it was observed that the mean score for students' initial self-confidence was 53.61. Additionally, the mean test score for students' initial communication skills was found to be 44.92. Among the participants, a total of 3 students (13.04%) demonstrated mastery in this area, while the remaining 20 students (86.95%) had not yet achieved mastery. The learning process in cycle I was conducted using the TPS model. As a result, the average score of student confidence increased to 62.14, while the average score of the mathematical communication ability test increased to 55.80. Out of the total number of students, 8 students (34.78%) reached the completion criteria, while 15 students (65.21%) did not reach the completion criteria. In the second cycle, there was an observed increase in student performance. The average score for student confidence was recorded as 76.29, while the average score for the mathematical communication ability test was 75.97. Out of the total number of students, 19 students (82.60%) achieved completeness in the test, while 4 students (17.40%) did not reach completeness. The self-confidence questionnaire and mathematical communication skills exam administered in cycle II yielded results indicating a satisfactory level of student proficiency. 

This study aims to determine whether there is an influence of the problem-based learning model (PBL) with a STEM approach on the mathematical problem solving ability of grade VIII students of SMP Negeri 17 Medan. This research was conducted at SMP N 17 Medan T.A 2023/2024. The research method used is a quasi-experimental method. The sample of this study consisted of two classes, namely class VIII-3 as an experimental class taught with a PBL model with a STEM approach and class VIII-4 as a control class taught with conventional models. Based on descriptive statistics and categorization of research results, it was found that the mathematical problem solving ability of experimental class students was 67,74% of students in the high category, 32.26% of other students in the medium category, and no students in the low category. Meanwhile, in the control class, 15,63% of students were in the high level of problem solving ability, 53,13% were in the medium level and 31,24% of students were in the category low category. Thus it can be seen that the mathematical problem solving ability of grade students taught with PBL with a STEM approach is better than conventional learning models. Furthermore, with inferential statistical analysis for the t test, calculated t value = 2,42 and ttable = 1,999623, thus t calculated > t table means that the problem-solving ability of students taught with PBL with a STEM approach is not the same as students who use the learning  conventional model. With further analysis, Fcalculated = 5,6847 and F table = 3,998494482, then  calculated F > F table so it can be concluded that problem-based learning models with a STEM approach have a significant effect on students' mathematical problem solving abilities.

Penelitian ini bertujuan untuk mendeskripsikan kesulitan pemahaman konsep, prinsip, dan prosedur dalam penyelesaian soal pada materi perbandingan siswa.Jenis penelitian ini yaitu penelitian deskriptif dengan pendekatan kualitatif. Penelitian ini dilaksanakan di SMP Negeri 1 Sunggal. Instrumen yang digunakan adalah tes dan pedoman wawancara. Pengambilan subjek dilakukan dengan cara memberikan tes kepada 33 siswa kelas VIII-8, lalu dilakukan pemilihan 6 siswa berdasarkan perolehan nilai tes siswa masing-masing 2 siswa per kategori. Teknik analisis data dalam penelitian ini yaitu reduksi data, penyajian data, dan penarikan kesimpulan. Hasil penelitiannya yaitu 1) pada pemahaman konsep siswa mengalami kesulitan dalam menyatakan ulang konsep perbandingan dengan bahasa sendiri, kesulitan dalam menyatakan konsep perbandingan dalam representasi matematis, serta kesulitan dalam membuat contoh dan bukan contoh perbandingan  serta kesulitan dalam mengklasifikasikan bentuk perbandingan pada cerita 2) pada penahaman prinsip, siswa mengalami kesulitan yaitu tidak mampu dalam mengubah soal menjadi bentuk model matematika atau pemisalan dengan tepat, dan masih terdapat informasi yang tidak lengkap dan jelas pada model, kesulitan dalam menentukan rumus yang tepat untuk menyelesaikan soal serta, siswa kesulitan dalam menghitung jawabannya, 3) pada pemahaman prosedur, siswa kesulitan dalam menggunakan rumus dan langkah penyelesaian yang tidak tepat, kesulitan dalam membuat strategi yang benar.  

Currently, technological developments are increasingly rapid. There are new advances in human life, one of which is artificial intelligence or AI (Artificial Intelligence), which is a computer system created in such a way as to be able to interact with the world around it through intelligent behavior like humans. Artificial Intelligence can target various domains, including the education sector. The role of teachers will be greatly transformed by artificial intelligence, including in terms of creating learning media. Media in this case is very necessary to attract students' enthusiasm in participating in learning, as well as to create fun, meaningful, creative and interactive learning. The use of Pictory and Fliki AI makes it easier for teachers to create learning media because the Pictory and Fliki features are able to automatically visualize a text into an educational video according to a certain topic. The targets of activities in implementing this service activity are teachers at SMP Negeri 6 Gorontalo City. This activity contributes to the creation of creative and fun learning based on current developments, namely the use of technology. The implementation of this service activity uses the Training and Mentoring method.

This research aims: (1) the mathematical communication abilities of students using the think-talk-write (TTW) cooperative learning model are higher than the mathematical communication abilities of students using conventional learning models in class VIII SMP Negeri 19 Medan, (2) the process of completing answers is created by students in solving problems in the think-talk-write (TTW) cooperative learning model and conventional learning models. This type of research is quantitative research with a Quasi Experimental method. This research was conducted at SMP Negeri 19 Medan. The sampling technique in this research used the Purposive Sampling technique, namely class VIII-5 as a class taught using the think-talk-write type cooperative learning model and class VIII-6 as a class taught with a conventional learning model. The data collection instruments were an observation sheet and a test sheet for students' mathematical communication skills in the form of 4 essay questions. Data analysis in this study used a t-Test with the Independent sample t-Test technique with the help of the SPSS 22 program. The results of the research showed that the average score for the class taught using the think-talk-write cooperative learning model was 80.1 and the class taught with a conventional learning model of 74.6. Hypothesis testing was carried out using the t-test, from the calculation results it was obtained that tcount was 2.501 and ttable 1.67469, the significance level was 0.016<0.05, then H0 was rejected and Ha was accepted, so it was concluded that students' mathematical communication skills used the cooperative learning model type. think-talk-write is higher than students' mathematical communication skills using conventional learning models. Based on the analysis of the process of students' answers to the mathematical communication skills test, students who received think-talk-write cooperative learning were better than students who received conventional learning.

This research aims to improve students' mathematical reasoning abilities by using students' realistic mathematical approach to the material of plane figures, quadrilaterals, triangles. This type of research is classroom action research which consists of 2 cycles. The subjects of this research were students in class VII-8 of SMP Negeri 31 Medan, consisting of 32 students. The instruments used in this research were initial test sheets, mathematical reasoning ability test sheets and observation sheets. After the research was carried out for 2 cycles, the results of this research showed that there was an increase in student learning outcomes. This is indicated by the average value in cycle I being 78.78 to 87.28 in cycle II. Meanwhile, the percentage of classical completion increased from cycle I, namely 62.5% to 87.5% in cycle II, so it can be seen that this research has met the specified success indicators. Based on the results obtained, it can be concluded that: 1) the mathematical reasoning abilities of class VIII-1 students at SMPN 31 Medan increased after implementing a learning process with a realistic mathematical approach. 2) by applying a realistic mathematical approach to the learning process, students' mathematical reasoning abilities increase until they reach classical mastery.

The purpose of this study is to ascertain how efforts are made and enhance students' capacity for problem-solving following the application of the lesson study-based scientific approach and problem-based learning model. 38 students from SMP Negeri 4 Tebing Tinggi's VIII–5 class during the 2022–2023 academic year served as the research subjects. Classroom Action Research (PTK), which is this kind of research, is divided into two cycles. In pre-action, students take an initial test, and at the conclusion of each cycle, they take an exam on their problem-solving skills. The research findings are as follows: (1) If the teacher masters and effectively applies the PBL model and scientific approach based on lesson study, students' mathematical problem solving abilities can be improved, (2) Application of the PBL model can increase student learning completeness by 63.16% from 23.68% at the end of cycle I to 86.84% at the end of cycle II. (3) Students' mathematical problem solving abilities can be improved by 34.37% from 47.47% at the end of cycle I to 82.04% at the end of cycle II.

In the world of education, especially for teaching staff, knowing each student's characteristics is very important, this really helps teaching staff in adjusting teaching and learning methods. Especially for students who have physical limitations or whose IQ is below average. In every learning process, not everything is carried out smoothly, there are some students who experience learning difficulties and ultimately cannot achieve the appropriate learning targets. Inclusive education is one of the educational institutions presented by the government with the aim of providing opportunities for students with special needs or students who have special talents and intelligence to get education like regular students without looking at differences. Placement of students with special needs needs to pay attention to the potential, type and level of impairment or need.

The quality of education or the quality of KBM in Indonesia is still very low compared to other countries, for that in improving the quality of education in Indonesia, efforts from various parties are needed. These parties other than the government and the community are school principals. Because the principal is a leader in educational institutions, therefore the principal has a very important role in improving the quality of KBM.. The improvement of KBM quality can be measured through several conditions, namely inputs, processes and outputs. Input is the way the school screens prospective students, while the process is a way both teaching and learning in a school led by a teacher (Teaching and Learning Activities), while output is the result of the process. This research has a purpose, namely: to determine the principal's efforts in improving the quality of KBM at SMPI Integral Luqman AL-Hakim 02. Basically, this research is descriptive qualitative, providing a picture or description of a situation as clearly as possible about certain individuals or groups in accordance with actual conditions. The descriptive method is used to analyze qualitative data with data that cannot be realized with numbers. Thus, the results of the study show that the Principal of SMPI Integral Luqman AL-Hakim 02 Batam always strives to improve the quality of KBM in various ways, including always holding or participating in training on the ability to manage KBM, always striving for teachers according to their respective competencies, always providing coaching or motivation to students, always striving for infrastructure and learning media to support KBM, always supervise the running of KBM

This research was motivated by the fact that students were still found to be less wise in using social media in their daily lives. For example, there are still students who spend a lot of time playing on social media, there are still students who make unfavorable comments on social media, and there are still students who make negative posts. This research aims to: (1) determine the level of student policy regarding social media (2) determine the level of student social media policy before being given classical guidance services. (3) find out whether or not classical guidance services are effective in increasing students' social media skills. This type of research is Pre-Experimental Design using the One Group Pretest-Posttest model. The population in this study was class VIII.2. The sample for this research was 27 people taken using a total sampling technique, which means that the entire population was the sample for the research. Data was collected using a scale for developing wise social media skills. Meanwhile, the data analysis technique used was the Wilcoxon test. The results of the research show that: (1) the wise description of students' social media before being given classical guidance services is in the medium category with a mean of 27.41. (2) after being given classical guidance services, they are in the medium category with an increasing score with a mean of 34.56. (3) classical tutoring services are effective in increasing students' social media skills. This statement is supported by the asymp sig (2-tailed) results, which obtained a value of 0.000, which means it is smaller than the α value of 0.05. So it can be said that Ha was accepted and Ho was rejected, meaning that classical guidance is effective in improving the social media skills of students at SMP N 7 Bukittinggi.

This study aims to develop interactive learning media based on android in physical education, sports and health subjects for class VII SMP Tamansiswa Malang with the help of Unity 3D software. This study used the Borg & Gall Research and Development method. The subjects used were all students of class VII SMP Tamansiswa Malang. For data collection instruments in the form of observation, by observing the process of learning activities directly on subjects of physical education, sports, and health on health material. This research was validated by physical education, sports and health learning experts, learning media experts, and physical education, sports and health teachers for class VII SMP Tamansiswa with a very decent category. Then the results of the overall product trial involving all VII grade students of Tamansiswa Malang Middle School were divided into two small group trials with a sample of 10 students obtaining 83.37% results and large group trials with all VII grade students obtaining 95.34% results so very worthy. Based on the data that has been obtained, it can be concluded that the android-based interactive learning media developed for class VII students of SMP Tamansiswa Malang is categorized as very feasible and can be used without revision.  

This research aims to determine the effect of skipping training on the shooting ability of SMP N 1 Bumi Raya students in playing futsal. The research method used in this research is a quasi-experimental method using a one group pretest – posttest design. Quasi-experimental research is research with a quantitative approach in this research using the independent variable, namely skipping, and vice versa, the dependent variable is shooting ability. The population in the study was 10 students of SMP N 1 Bumi Raya. The sample uses a simple purposive sampling technique with the criteria of the skipping method as treatment. Time and place on the futsal field with 14 meetings. The research instrument used in this research is quantitative research which is measured by shooting ability and skipping training. The data analysis that I will use uses T-test analysis with (Paired T test) using SPSS 23. The conclusion is that there is an influence of skipping training on the shooting ability of SMP N 1 Bumi Raya students in playing futsal.