scholarly journals Problem Based Learning as strategy for the development of competences in secondary education students

Author(s):  
Manuela Daishy Casa Coila ◽  
Soledad Huatta Pancca ◽  
Estanislao Edgar Mancha Pineda

The methodological strategies Plough to set of activities that allow learning to be achieved and make activate and dynamic teaching possible taking into account the needs of the context, the Problem Based Learning (hereinafter ABP), is to strategy that starts from to problem to generate student learning, in that sense, the objective of this research was to determine the ABP strategy, that allows to develop competences: inquire through scientific methods to build knowledge and explains the physical world based on knowledge about living beings, matter and energy, biodiversity, Earth and universe of the area of Science, Technology and Environment in secondary level students, during the 2016 academic year. The methodology used was of an Experimental type with quasi-experimental design, with qualitative and quantitative dates, 177 students were taken ace to population and the study sample was made up of 56 students, who have been selected through non-probabilistic sampling, to whom the pre test and post test. The results of this research show that the ABP strategy in the development of skills improves student learning achievement. For the calculated Z = 13,51 and the tabulated Z = 1,645. It is concluded that with the application of the ABP strategy, it improves the development of skills and the achievement of student learning. It is concluded that with the application of the ABP strategy, it improves the development of skills and the achievement of student learning.

2015 ◽  
Vol 10 (1) ◽  
Author(s):  
Eka Hesti Safitri ◽  
Jeckson Siahaan ◽  
Syarifa Wahidah Al Idrus

Abstrak: Penelitian ini merupakan penelitian quasi experimental (eksperimen semu) menggunakan Post-test Only Nonequivalent Control Group Design yang bertujuan untuk mengetahui ada atau tidaknya perbedaan hasil belajar kimia siswa menggunakan model pembelajaran berbasis proyek dan model pembelajaran berbasis masalah di kelas XI IPA MAN 2 Mataram Tahun Ajaran 2013/2014.Sampel penelitian diambil dengan teknik Purposive Sampling dan terpilih dua kelas sebagai kelas eksperimen, yaitu kelas XI IPA U1 (kelas ekperimen 1) dan kelas XI IPA U2 (kelas ekperimen 2).Data hasil belajar kognitif diperoleh melalui tes tertulis (post test) yang dianalisis menggunakan uji beda (uji t). Hasil penelitian menunjukkan bahwa pada kelas eksperimen I diperoleh nilai rata-rata 67 dengan ketuntasan klasikal 7,69%sedangkan pada kelas eksperimen II diperoleh nilai rata-rata 70 dengan ketuntasan klasikal 28,57%. Hasil uji-t dua pihak pada taraf signifikan 5% diperoleh thitung = -0,4709dan ttabel = 2,060, sehingga thitungberada pada daerah penerimaan adalah Ho diantara -2,060 dan +2,060 yang berarti Ho pada penelitian ini diterima. Hal ini menunjukkan bahwa tidak terdapat perbedaan yang signifikan hasil belajar kimia antara siswa yang diterapkan model pembelajaran berbasis proyek dan model pembelajaran berbasis masalah siswa kelas XI IPA MAN 2 Mataram Tahun Ajaran 2013/2014.Kata kunci: Koloid, Model pembelajaran berbasis proyek,Model pembelajaran berbasis masalah Abstract: The aims of this quasi experimental research  is  to compare the chemistry study result by using the project based learning model and problem based learning model at class XI science of MAN 2 Mataram in academic year 2013/2014. Sample of this research were class XI science U1 as experiment I class and class XI science U2 as experiment II class which taken by using purposive sampling technique.Data cognitive of the result study obtained through a written test (post-test) were analyzed using a different test (t test). The results showed that the experimental class I obtained an average value of 67 with classical completeness of 7.69% while the experimental class II obtained an average value of 70 with classical completeness 28.57%. T-test results of the unequal sample at the significant level of 5% was obtained  tcalculation =-0,4709 andttable= 2,060, with the result that tcalculationin the range from to -2,060 and +2,060which means that the Ho in this research is approved. In conclusion, there is no significant difference in result study between students who are taught chemistry using project-based learning model and the problem based learning model students of class XI IPA 2 Mataram MAN in  Academic Year 2013/2014.Key words: Colloid, project based learning model, the problem based learning model.


Author(s):  
Sofia Mafaza

<p><em>The purpose of this research was to improve student learning outcomes in Bahasa Indonesia grade V elementary schools with a audio visual media assisted Problem Based Learning (PBL) learning model. The research conducted was a Classroom Action Research (PTK) with three cycles, with each cycle consisting of one meeting. The stages of each cycle are planning, implementing, observing and reflecting. Each meeting is carried out a pre test and post test to determine the progress of students. In the first cycle the students who completed after carrying out the post test were 70%. In the second cycle students who completed after carrying out the post test were 90%. In the third cycle students who completed after carrying out the post test were 100%. These results indicate that the Problem Based Learning (PBL) learning model can improve student learning outcomes, especially grade V Bahasa Indonesia at SD Negeri 01 Glandang academic year 2019/2020.</em></p>


2020 ◽  
Vol 7 (2) ◽  
pp. 113-119
Author(s):  
Akhmad Darmawan

This study aims to determine the project-based learning-STEM model's effect on biology learning outcomes in growth and development material. The learning was carried out in class XII IPA students of SMA Negeri 1 Muncar in the 2018/2019 academic year. This type of research is quasi-experimental research. The instrument in this study was a test given in the experimental class and the control class. The data were analyzed using parametric statistical analysis. There is a difference in the average post-test learning outcomes of the experimental class (PjBL-STEM model) with the control class's post-test learning outcomes using the independent sample t-test. The results of the analysis show that Sig. (2-tailed) of 0.00 0.05, which can be interpreted that there is a significant difference in the average student learning outcomes between the PjBL-STEM model (experimental class) and the conventional model (control class). The average post-test score of the experimental class with the PjBL-STEM model was 87.50, while the average score in the Control class was 79.82, so that there was an increase in the value of 7.68 in the experimental class. The PjBL-STEM model's application to improve learning outcomes can be continued with other materials that have STEM characteristics.


2018 ◽  
Author(s):  
Hansi Effendi ◽  
Sukardi ◽  
Yusnaini

This study aims to determine the increase of student learning outcomes in the subject of Understanding the Basics of Electronics using Problem-Based Learning (PBL) model. This research is a quasi-experimental using one group pretest-posttest design. The subjects were students of class X TITL2 SMK Negeri 1 Pariaman enrolled in the academic year 2015/2016 consisting of 40 students. Data were collected by using achievement test consisting of pretest and posttest. Learning outcomes data were analyzed by using the Gain Score formula. The results showed an increase in learning outcomes with a moderate category of students after using the PBL learning model.


Author(s):  
Sartika Sepriyani ◽  
Rayandra Asyhar ◽  
Asrial Asrial

The ability to solve problems is a skill that students need to have in dealing with various problems in life. This study aims to determine the effect of problem based learning models; cognitive styles and interaction between both factors on science learning outcomes of students in class VII of MTs 2 Tanjung Jabung Timur in academic year 2015/2016. This research was conducted with a quasi-experimental research method by applying a 2 × 2 factorial design. The study sample consisted of an experimental class of 30 students and a control class of 29 students. Data collection was conducted using two types of instruments, namely the Group Embedded Figures Test (GEFT) to measure students cognitive styles and students' learning outcomes test in essay forms. The Problem Based Learning model affect the learning outcomes, there is significant difference in science learning outcomes between students who have Cognitive field dependent (FD) style that is taught by the Problem Based Learning model and students who have Cognitive FD style that is taught by conventional learning models. The results show that the value of the experimental class post-test is higher than that of the control class. In short, the experimental class with the application of the Problem Based Learning model in the learning process provides higher learning outcomes than that of the conventional models.


Geosciences ◽  
2021 ◽  
Vol 11 (4) ◽  
pp. 173
Author(s):  
Tânia Pinto ◽  
António Guerner Dias ◽  
Clara Vasconcelos

We aimed to contribute to a shift in higher education teaching and learning methods by considering problem-based learning (PBL) as an approach capable of positively affecting students from a geology and environment (GE) curricular unit. In a convenience sample from a Portuguese public university, two groups of students were defined: (1) an experimental group (n = 16), to which an intervention program (IP) based on PBL was applied, and (2) a comparison group (n = 17), subjected to the traditional teaching approach. For nine weeks, students subject to the IP faced four problem scenarios about different themes. A triangulation of methods was chosen. The study involved two phases: (1) qualitative (sustained on content analysis of driving questions raised by students, registered in a monitoring sheet) and (2) quantitative (quasi-experimental study, based on data from a prior and post-test knowledge assessment). The qualitative results point to the development of more complex cognitive-level questioning skills after increasing familiarity with PBL. The data obtained in the quantitative study, which included both a “within-subjects” and a “between-subjects” design, show higher benefits in the experimental group, documenting gains in terms of scientific knowledge when using the PBL methodology.


Author(s):  
Marcho Alex Samuel Silitonga

This study aims to determine the effect of the application of the Two Stay Two Stray learning model (TSTS) to the history of student learning outcomes at SMA Negeri 7 Medan. The research method used is quasi-experimental. The study population was students of class X IPS with a sample of 65 students consisting of 34 students of class X IPS 2 as an experimental class and 31 students of class X IPS 1 as a control class. Data collection techniques using observation and tests. The data obtained were analyzed using the t-test. The observation results showed that 91% of the experimental class students who took part in learning with the TSTS model got very good average scores. The average post-test value of the experimental class was 80.3, while the average value of the post-test of the control class that followed the learning with the conventional model was 63.70. T-test results for the post-test scores were obtained tcount > ttable (7,004 > 1,670).These results indicate that the TSTS learning model has a great influence in improving the history of student learning outcomes in class XI IPS 2 SMA Negeri 7 Medan.


2020 ◽  
Vol 5 (1) ◽  
pp. 67
Author(s):  
Hidayana Putri ◽  
Fahriany Fahriany ◽  
Nasifuddin Jalil

Secondary schools obliged the students to master English skills. In fact, students have many shortcomings in mastering those English skills, especially speaking skills faced by the eighth-grade students of MTs Khazanah Kebajikan in the academic year 2017/2018. They had difficulties in speaking English directly. It was found by our observation in which the students were lack of vocabulary, self-confidence, and motivation. Additionally, they were difficult to elaborate on their ideas through the spoken form. Hence, the students are needed the new strategy to construct their shortcomings by the implementation of Think-Pair-Share. The objective of the study was to know the influence of Think-Pair-Share on students’ speaking ability of short monologue. This study used a quantitative method with a quasi-experimental design. The population was 102 students with 50 students as the sample of this study. The technique of data collection in this study consisted of pre-test and post-test. The data analysis techniques were used t-test, also included the test of normality and homogeneity. In addition, this study was also supported by measuring the effect size. The result of the study showed that students’ speaking score in the experimental class was higher than the controlled class. It found that H<sub>0 </sub>(Null Hypothesis) is rejected and H<sub>a</sub> (Alternative Hypothesis) is accepted. Also, the result of the effect size was 2.91 at a large level (significant). It can be concluded that Think-Pair-Share is an effective way to improve students’ speaking ability, especially in short monologue.


2020 ◽  
Vol 17 (35) ◽  
pp. 216-226
Author(s):  
Ratu Betta RUDIBYANI

Chemistry is one of the scientific disciplines considered difficult for students to understand its microscopic and macroscopic concepts. Students also claim that this discipline is tedious and complicated. They are unable to connect what is shown in the visual structure to the process and phenomenon. In the context of self-motivation among university students, there is a higher chance of expanding the stimulation of learning. This study aimed to improve self-confidence and the mastery of concepts of chemistry teaching students using problem-based learning. The quasi-experimental method was used with the design of the non-equivalent pre-test-post-test control group. The population included all students in the electrochemistry class at Lampung University in 2019. The purposeful sampling technique employed divided the sample into two groups. The first group was called Class A and was considered as the experimental class - using problem-based learning -. The second group, Class B, was recognized as the control class - using the conventional model in which the teacher applied the speech method in the delivery of materials during the class -. Class A's self-confidence and mastery of concepts have a higher nGain value than class B, and the result of the effect size is that class B has a more significant effect than class A. Based on the outcome, one can conclude that problem-based learning has a significant influence on improving self-confidence and mastery of concepts on the electrochemical theme.


Author(s):  
Sri Wahyuni ◽  
Ali Wira Rahman

Vocabulary considered one of the important things to learn for students, the vocabulary is basic thing that students must be mastered in foreign language lessons, especially in English. Without vocabulary students will have difficulty in mastering skills in English such as writing, reading, listening and speaking.  Therefore, it is very important to find out the solution to enhance students’ vocabulary. The objective of the research is to find out whether or not using Jumbled letters can improve the students vocabulary of the tenth grade students in MAN 2 Barru and to find out whether or not using Crossword puzzle can improve the students vocabulary of the tenth grade students in MAN 2 Barru. This research applied quasi-experimental group design with two groups experimental and control class. The population of this research was the tenth grade students of MAN 2 Barru in academic year 2018/2019. The Total sample of the research was taken by using clustering random sampling which consisted of 141 students. From two classes taken from the population of the tenth grade students of MAN 2 Barru, X MIA 1 as the experimental class consisted 29 students and X MIA 3 as the control class that consisted 29 students. The result of the data analysis showed that there was a significant difference of students’ vocabulary before and after teaching vocabulary through jumbled word letters. The value of t-test pre-test 2.09 was higher than t-table 2.000, and the value of post-test 4.62 was higher than t-table 2.000, at the level significance a =0.05 and degree of freedom (df) = 56. It can be concluded that jumbled word letters can enhance the vocabulary of the tenth grade students’ of MAN 2 Barru


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