Publication Search

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.

Improving the quality of education in Indonesia can be developed through the implementation of educational reform. One form of educational reform can be carried out by using a learning approach that can help teachers produce experts using the STEM (Science, Technology, Engineering, and Mathematics) approach. Initial findings reveal that only around 47.8% of SMA N 2 Medan students (class This research aims to see the effectiveness of the STEM approach in improving the critical thinking skills of SMA N 2 Medan students. The research method used is an experimental design with Non Equivalent Control Group Design. The research subjects were students of SMA N 2 Medan. The results showed that the sig (2-tailed) Equal variances value was assumed to be 0.000 < 0.05. Therefore, Ho is rejected and Ha is accepted, which means there is a significant difference in critical thinking abilities after students use the Equal variance method. The STEM-PBL approach, compared with the innovative K13 approach. The average critical thinking skills scores of the control class in the pre-test and post-test were 38 and 79.5. The coefficient remains at 0.676 and is significant at 0.000. This means the correlation is positive. Therefore, learning with a STEM approach has proven to be effective in improving the critical thinking skills of SMA N 2 Medan students.  

This research aims to determine the effect of the Problem Based Learning (PBL) learning model on student learning outcomes in the Biogeochemical Cycle sub-material in Class X SMA Negeri 1 Darangdan. This research uses a quantitative approach with a Quasi Experimental research method with a Non Equivalent Control Group Design. The population in this study were all class X students of SMA Negeri 1 Darangdan, Purwakarta Regency. The sampling technique was Purposive Sampling with a sample of class X.9 as the experimental class which took part in learning by applying the Problem Based Learning (PBL) learning model and class The variables of this research include the independent variable, namely the Learning Model (PBL Learning Model vs. Conventional Learning Model) and the dependent variable, namely student learning outcomes in the Biogeochemical Cycle sub-material in Class X SMA Negeri 1 Darangdan. The data collection technique uses the Test Method. The instrument used is a multiple choice test. Learning outcome data were analyzed using the Independent Sample T-test. Learning Results of experimental class students achieved good characteristics and the control class only achieved adequate characteristics. The mean post-test for the experimental class was 83.1 and the mean post-test for the control class was 74.04. The results of the Independent Sample t-test show the value of tcount = 3.363 > ttable = 1.989. Because tcount > ttable, Ho is rejected and H1 is accepted, which means that there is a significant difference in student learning outcomes between classes that take part in learning using the Problem Based Learning (PBL) learning model and classes that take part in conventional learning. And also the Sig value. (2-tailed) < 0.05, namely 0.001. So it can be concluded that the Problem Based Learning (PBL) learning model influences student learning outcomes.      

The research approach used is Classroom Action Research which is carried out in 2 cycles where each cycle is as many as 4 meetings, as for the learning steps given in the classroom action research approach, namely paying attention to teacher explanations, asking questions during discussions, collaborating with groups, presenting results and concluding material.The results showed that there was an increase in student learning outcomes seen from the test results obtained by students each cycle increased, besides that student activity in the classroom also increased. This can be seen from the number of percentages in the first cycle of the first meeting only got a percentage of 57.6% and 84.61% in the second meeting in the second cycle of the previous one, this is because students do not understand the Problem Based Learning (PBL) learning model. It was concluded that by using the Problem Based Learning (PBL) model. In learning Civics class IV UPT SPF SD Inpres Bontomanai is able to improve student learning outcomes.

Problem-based learning is an educational approach that centers around the exploration of real-world problems, with an emphasis on finding genuine solutions through realistic investigation. The objective of this study is to ascertain the outcomes of students' learning achievement through the implementation of a problem-based learning approach, specifically focusing on the topic of animal classification. This study employs the methodology of classroom action research. The research was conducted at SMP Negeri 8 Kei Besar. The participants of the study consisted of 33 pupils in the seventh grade. The research findings indicated that the rate of classical learning achievement in the first cycle was 27%, with a mean score of 62%, while in the second cycle it increased to 81.9%, with an average score of 76%. The findings of this study demonstrate that the utilization of a problem-based learning approach in teaching animal classification can enhance students' academic achievements.    

This research aims to describe the short story writing ability of class IV students at SD Inpres Andi Tonro Makassar through the Problem Based Learning model and to describe the effective Problem Based Learning learning model applied in writing short stories for class IV students at SD Inpres Andi Tonro Makassar. This research uses the one group pretest-posttest design research method. The population in this study were all students in class IVA and class IVB at SD Inpres Andi Tonro Makassar. The sampling technique used is a data source retrieval technique with certain considerations with experimental class and control class samples. The instrument used is a test instrument in the form of essay questions to measure students' short story writing results using the Pretest - Posttest. Based on the research results, it shows that students' ability to write short stories after using the Problem Based Learning learning model in the experimental class is in the high category, namely a posttest result of 90.42. Meanwhile, the average score of the control class posttest results was in the low category, 72.50. It is proven in the management results of the hypothesis that Sig (2. Tailed) = 0.000, meaning that H_0 is rejected because Sig (2. Tailed) < α or (0.000 < 0.05). H_1 is accepted because Sig (Tailed) > α or (0.596 > 0.05). In the analysis of the T Sig <t_tabel or (0.596 <1.746) test, it is concluded that H_0 is rejected and H_1 is accepted, meaning that there is significant effectiveness of the Problem Based Learning model in learning to write short stories for fourth grade students at SD Inpres Andi Tonro Makassar.

The change in the Merdeka Curriculum has made learning tools in various subjects including biology in class X inadequate. This study aims to determine the feasibility of Problem-Based Learning (PBL) based LKPD (student worksheet) accompanied by Science Process Skills (KPS) on the material of environmental changes in class X. The development model refers to the research and development (R&D) method with 5 stages. The stages are potential and problems, data collection, product design, design validation, and design revision. The research instruments used were instrument validation questionnaires and validation sheet questionnaires. The validated aspects are the format, content, language, and benefits/usability of LKPD. Validation was carried out by 5 validators. Analysis of validation results using face validity Aiken's V with criteria V = 0.87. The results showed that the LKPD met the valid criteria with a total average of 0.947. It can be concluded that problem-based learning-based LKPD accompanied by science process skills is declared valid and ready to proceed to the trial stage.

One of the aims of this research is to identify students' writing skills taught by the Somatic, Auditory, Visual and Intellectual (SAVI) learning model in expository texts written by students in class X SMA N 14 Medan. Another aim is to find out how the problem-based learning model (PBL) and the SAVI (Somatic, Auditory, Visual and Intellectual) learning model have an impact on the exposition text. This research involved all students in class X SMA N 14 Medan, with a simple random sample, consisting of 36 students in class X-1 and 36 students in class X-2. A two-group post-test experimental method was used and the research instrument was an expository text writing test. The "t" test data is used to test the hypothesis. The results show that students' ability to write expository texts using the PBL learning model is in the fair category with an average score of 70.36, while their ability with the SAVI learning model is in the very good category with an average score of 89.36. Furthermore, the results of the hypothesis test show that the null hypothesis (H0) is rejected, and the alternative hypothesis (Ha) is accepted, because tcount is greater than ttable, namely 9.82 is greater than 1.934. Thus, it can be concluded that the expository text writing skills of class X SMA N 14 Medan students are greatly influenced by the use of the SAVI learning model.

Learning is a process, an activity and not a result or goal. Learning is not just remembering, but broader than that, namely experiencing. This article discusses how to apply the PBL (Problem Based Learning) learning model in increasing student activity. This research is classified as qualitative descriptive research. In the learning process, students tend to get bored and less interested in the ongoing learning process because the method used is only lectures and is monotonous. Student activity in the learning process also has an important role in learning outcomes. The project based learning learning model is a scientific approach which consists of several stages, including observing, asking, collecting information, reasoning and communicating. Through these various stages students can increase their role in the learning process.

This research aims to determine the effect of the Problem Based Learning learning model on review text writing skills in class XII students at SMA Negeri 1 Pekanbaru and to find out how the Problem Based Learning learning model is applied to review text writing skills in class the type of research carried out in this research is a Quantitative Approach. The population in this study was all students in class. The data collection technique used in this research is the test and observation method. Data Analysis Techniques In this research the author uses quantitative descriptive. The research results in this study are the value of review text writing skills studied using the Problem Based Learning method, meaning that the average percentage of student scores is 85.00 ≥ 100% of the specified KKM, so it can be concluded that H1 is accepted and H0 is rejected and there is an influence on Value of review text writing skills for class XII students at SMA Negeri 1 Pekanbaru. The results of hypothesis testing use the t test, namely the Independent Sample T-Test via the SPSS program. shows that t count ≥ table, namely 128.567 > 2.036 with df = 32 at the 5% significance level is 2.036 so that H1 is accepted and Ho is rejected.

The aim of this research is to increase class VII students' interest in learning procedural text material using a problem-based learning model at SMP Negeri 2 Simpang Kiri. This research uses descriptive research methods combined with classroom action research (ACR) methods. The results of the research are (1) a problem-based learning model, namely. a series of learning activities that emphasize the process of solving problems faced scientifically and increase students' interest in learning. (2) In cycle I there were 7 students who wrote procedure texts neatly and well structured. Other students, e.g. 13 students have good procedure texts, but their writing structure is still less organized than other students. (3) The results of cycle II are known to have experienced a significant increase. Where 16 students started to be neat and followed the structure of their writing and 4 other students were still not neat and did not follow the structure of their writing.

Hypertension is defined as persistent blood pressure with a systolic pressure ≥140/90 mmHg. Hypertension is one of the risk factors that most influences the incidence of heart disease, blood vessels and stroke. Hypertension often shows no symptoms, so it is only realized when it has caused organ disorders such as heart dysfunction or stroke. One of the causes of hypertension is unhealthy lifestyle factors, one of which is a lack of vegetable consumption which has the risk of causing hypertension. Based on Field Learning Practice (PBL) 1 activities, namely community diagnosis in Citangkolo Hamlet, Kujangsari Village, Langensari District, Banjar City, in 2023, a priority health problem was found, namely hypertension, with the number of sufferers reaching a percentage of 54% of the total 231 people. This is due to the lack of vegetable consumption in the community. Based on this problem, PBL 2 activities were carried out, by carrying out innovative intervention activities for the SI ELNINO program (Alternative Intervention for Citangkolo Hypertension Reducing Plants) which was carried out so that people would pay more attention to consumption patterns by planting pak choy and celery vegetables as a form of control, namely reducing the blood pressure of hypertension sufferers. . This activity is carried out in the form of counseling and providing education, Training of Trainers, and planting by empowering the Women Farmers Group (KWT) with a vegetable planting movement. This activity was attended by posbindu cadres, KWT, and the Citangkolo hamlet community. Through outreach activities there is a significant increase in public knowledge regarding hypertension as proven by the results of the pretest and posttest with a p-value <0.001. So this activity has succeeded in increasing the knowledge of the Citangkolo hamlet community regarding hypertension.

This research was conducted as a response to students' low interest in learning in English subjects at Al Amin Islamic Middle School, North Cikarang, Bekasi Regency. Several factors that cause this low interest include the lack of attractiveness of the material, monotonous teaching methods, and the lack of connection between English language material and students' daily lives. The impact is a decrease in students' interest in these subjects, which can affect their interest in learning. In an effort to increase students' interest in learning, the Problem Based Learning (PBL) learning model is used, where the teacher gives students ample opportunities to determine problem topics that are relevant to the learning material, even though the teacher has prepared the material that will be discussed in the lesson. The learning process is focused on students' abilities to solve problems systematically and logistically. This research uses a qualitative approach with descriptive methods. Through observation, interviews and documentation, the research results show that the application of the PBL learning model at Al Amin Islamic Middle School, North Cikarang, Bekasi Regency can increase students' interest in learning. English teachers who use the PBL model get good responses from students, where students are active in the teaching and learning process, ask questions actively, and are able to answer questions well and appropriately during discussions. The PBL learning model also encourages students to be more diligent in doing their assignments and provides high motivation to learn. Students find it easier to solve problems and are able to apply the knowledge they have.

Student learning outcomes in learning fractions in elementary school are still low, to overcome this problem an effective model is needed. This research aims to describe the improvement in learning outcomes for multiplication and division of fractions using the PBL model in class V of SD Negeri 057761 Kwala Gebang. The research was carried out in two cycles, namely cycle I and cycle II. Each cycle consists of four stages, namely planning, implementation, observation and reflection. The subjects of this research were 7 class V students at SD Negeri 057761 Kwala Gebang. Research results: RPP observations in cycle I averaged 83.33%, increasing to 97.22% in cycle II. In the observation results from the teacher aspect of cycle I, the average was 73.21%, increasing to 96.42% in cycle II. In the observation results from the student aspect of cycle I, the average was 64.28%, increasing to 92.85% in cycle II. Meanwhile, the learning outcomes of students in cycle I obtained 54.54% completeness, increasing to 95.45% completeness in cycle II. It can be concluded that the PBL model can improve student learning outcomes in learning multiplication and division of fractions in class V of SD Negeri 057761 Kwala Gebang.

The aims of this research are: 1) to determine the application of the problem based learning model in addition and subtraction counting material in class 2 at SDN Kaloy, 2) to determine the increase in the ability to understand addition and subtraction in class 2 students at SDN Kaloy. This research method uses Arikunto's Classroom based action research PTK model. The subjects of this research were 20 grade 2 students at SDN Kaloy, Tamiang Hulu District. There were 2 cycles of action in this research (Cycle I and Cycle II). The data collection techniques used are planning, implementation, observation, reflection and documentation. The results of the research show that: 1) The application of the problem based learning model to the ability to calculate addition and subtraction was carried out in 2 cycles with different results. In Cycle I, the results of observing teacher activities were 87.5 (very good) and the results of observing student activities were 82.8 (good). Meanwhile, in Cycle II there was an increase, the results of observing teacher activities were 92 (very good) and the results of observing student activities were 89 (very good). 2) Improvement in the ability to calculate addition and subtraction of class 2 students at SDN Kaloy in Cycle I, the class average was 79 (fair) which had not yet reached the minimum performance indicator of 80. In Cycle II there was an increase in the class average, namely 86 (very good). The percentage of student learning completeness increased from Cycle I 64% to 84% in Cycle II with an increase of 20%.

In an era of cultural acceleration and rapid advancements in science and technology, this research evaluates the application of the Problem-Based Learning (PBL) model in Informatics at SMA Negeri 8 Maros, focusing on enhancing student creativity. Employing a quantitative method within the Classroom Action Research framework, this study involves cycles of planning, action, observation, and reflection. Data collected through creativity tests, surveys, and class observations reveal that PBL significantly boosts student creativity. These findings are crucial, considering the critical role of education in preparing future generations for digital era challenges. This study highlights how education, especially in Informatics covering programming, artificial intelligence, and computer networking, can adapt to changing times. By integrating technology and innovative approaches into the learning process, students can enhance creativity and other essential skills needed in the digital age. This research offers valuable insights for educators and policymakers in preparing students for a bright, sustainable future.    

Cultural development in Indonesia, driven by science and technology, places education as the key to achieving national goals. Focusing on the practice stage in educational technology provides practical experience at SMA Negeri 8 Maros. Informatics learning involves programming, artificial intelligence, and computer networks. Research at SMA Negeri 8 Maros involved 35 class X.5 students with a focus on Information and Communication Technology (ICT). Strengthening the Teaching Profession (P2K) from 4 September to 30 October 2023, creating innovative learning tools for the integration of office applications. Students are required to master office applications and online communication skills. The Pancasila student profile emphasizes critical thinking skills, independence and creativity. The results of implementing Informatics learning using the PBL model show a positive impact on student motivation, increasing enthusiasm, and building critical thinking skills. Students who apply PBL produce higher grades. Informatics learning classification is important for understanding computational thinking and computer systems. The application of the PBL model has a positive impact making students more creative and independent in creating projects using Microsoft Office.    

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.

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.

This study aims to understand the impact of problem-based learning (PBL) on mathematical representation in students using Geogebra and model discovery learning in X SMAS Tamansiswa Singosari. It uses quasi-experimental research with purposive sampling and control group design. The results show that all data is normal and homogeneous, with a  value of 4.71>2.03. The study also reveals that the overall learning process for experimental students is better than that of control students.