Effect of Environmental Problem-based Learning on the Indonesian EFL Students’ Environment-related Vocabulary Mastery and Writing Ability

2017 ◽  
Vol 7 (8) ◽  
pp. 608
Author(s):  
Dyah Christina Iswandari ◽  
Johannes Ananto Prayogo ◽  
Bambang Yudi Cahyono

This study aims at examining the effect of environmental problem-based learning (PBL) on the environment-related vocabulary mastery and writing ability of Indonesian EFL students. Previous studies showed that problem-based learning is a student-centered learning approach that affects students’ learning positively and significantly. This study employed a quasi-experimental design by involving two classes of senior high school students, each consisted of 30 students. One class was assigned to be the experimental group and treated with environmental PBL, while the other class was assigned to be the control group and taught conventionally. A vocabulary test was used to measure the students’ environment-related vocabulary mastery, while a hortatory writing test was used to examine the students’ writing ability. The data were analyzed by using independent sample t-test. The results of the study showed that the students who were taught by using environmental PBL improved their environment-related vocabulary mastery and their writing ability significantly. The PBL approach is then recommended for future teaching and research. Nevertheless, before implementing this approach, other teachers and future researchers should consider the readiness of the curriculum, the students, and the school infrastructure.

2017 ◽  
Vol 6 (1) ◽  
pp. 23 ◽  
Author(s):  
Tanti Tanti ◽  
Jamaluddin Jamaluddin ◽  
Boby Syefrinando

The aim of this research was to investigate the effect of problem-based learning on students’ beliefs about physics and learning physics. The research design is quasi-experimental, non-equivalent control group design with samples were senior high school students grade XI at SMAN 1 Jambi City. The research used the Colorado Learning Atttudes About Science Survey (CLASS). Through data analysis using ANCOVA Test can be seen that there was no significant result effect of problem-based learning on students’ beliefs about physics and learning physics. The study’s finding indicates that students’ beliefs about characteristic and obtaining knowledge are difficult to change. Nonetheless, the use of various learning models that focus on the formation of the model building on the physics world through problem solving that are contextual and real, as well as providing opportunities for students to actively engage in problem solving can help students develop the belief that they have about the physics from novice-like belief into expert-like belief.Penelitian ini bertujuan menginvestigasi pengaruh penggunaan model pembelajaran berbasis masalah terhadap belief siswa tentang fisika dan pembelajaran fisika. Desain penelitian kuasi eksperimen non-equivalent control group design dengan sampel siswa kelas XI Sekolah Menengah Atas Negeri (SMAN) 1 Kota Jambi. Instrumen penelitian yang digunakan adalah kuesioner the Colorado Learning Attitudes About Science Survey (CLASS). Hasil uji Ancova terlihat bahwa tidak ada pengaruh signifikan penggunaan model pembelajaran berbasis masalah terhadap belief siswa tentang fisika dan pembelajaran fisika. Temuan penelitian mengindikasikan bahwa belief siswa tentang karakteristik dan cara memperoleh suatu pengetahuan sulit untuk diubah. Meskipun demikian, penggunaan berbagai model pembelajaran yang berfokus pada pada pembentukan model (model-building) dari dunia fisika melalui pemecahan masalah-masalah yang bersifat kontekstual dan nyata, serta memberikan kesempatan siswa untuk aktif terlibat dalam pemecahan masalah dapat membantu siswa mengembangkan belief yang mereka miliki tentang fisika dari belief sebagai seorang pemula (novice-like belief) menjadi belief sebagai seorang ahli (expert-like belief).


Author(s):  
Siska Desy ◽  
Fatmaryanti Fatmaryanti ◽  
Sarwanto Sarwanto

This study was aimed to determine the effectiveness of student centered learning (SCL) in improving science generic skills of high school students. The study was confined to the application of the 2 models based on SCL are guided inquiry model and multiple representations model. This research was quasi experiment with a control group pretest-posttest design. The study was conducted in 2 high schools in Purworejo district. The independent variable was  a guided inquiry model  in the first study while in the second study was multi  representation model. Both studies had the same dependent variable, namely science generic skills of high school students. Results of research have shown that this two learning models are proven more effective in improving science generic skills of high school students than conventional learning model.


2020 ◽  
Vol 11 (1) ◽  
pp. 83-88
Author(s):  
Chairatul Umamah ◽  
Herman Jufri Andi

This study aims to explain how the effectiveness of Problem Based Learning models with an open ended for physics problem solving abilities of high school students on thermodynamics. This type of research is quasi experimental using nonequivalent control group design. There are two classes in this study, namely the control class with the problem based learning model and experimental class using problem based learning model with open ended approach. The test instrument used was a matter of description. Conclusions are drawn based on the results of data processing and analysis using T-test with SPSS 24.0. the results showed that there was a significant influence on the ability to solve physical problems treated by the problem based learning model with open ended approach by sig 0,032 (α=0,05). Analysis of effect size test results is 0,77 in middle category and N-Gain test results is 0,83 with high category. It can be concluded that Problem Based Learning model with open ended approach is an effective used on students' Problem Solving abilities.


2021 ◽  
Vol 10 (3) ◽  
pp. 400-406
Author(s):  
S. Sueb ◽  
J. Damayanti

It is necessary to build students’ responsibility character when dealing with life problems such as environmental pollution. Because there is much pollution, it is important for students to analyze the condition of the polluted environment because they are expected to overcome the problems. The effort made is to teach students using problem-based learning modules. This module contains material of macrozoobenthos diversity as bioindicators of river water quality. This study aims to determine the effect of macrozoobenthos diversity as a bioindicator module based on problem-based learning on students’ environmental attitudes. The research design is quasi-experimental using a nonrandomized control group pretest-posttest design. The sample in this study was 60 students divided into experimental class and control class. The test results showed that the significance value for PBL modules is 0,016 ≤ 0.005, so the hypothesis is accepted. There is a difference between students who use the PBL module, which improves students’ environmental attitudes than science textbooks. Students’ initial environmental attitudes also influence it.


Author(s):  
Tita Hariyanti ◽  
Harsono Mardiwiyoto ◽  
Yayi Suryo Prabandari

Background: The role of the learning methods is changing from teacher centered learning to student centered learning (SCL). One of the SCL methods is collaborative and cooperative learning. The past twenty years have seen an increase in collaborative and cooperative learning based pedagogies in colleges, but not in community based health education. The aim of this study is to identify the efectivity of collaborative and cooperative learning in community based health educationMethod: This research used quasi experimental non-randomized control group post test design. Respondent of the research are 111 geriatric cadres of Kecamatan Kepanjen and 72 geriatric cadres of Kecamatan Singosari.Results: Data shows that cadre’s knowledge in first training, 30 and 90 days after first training increased in both groups (p<0,001). There is no relationship between individual characteristic (age, education, occupation, time to work as a cadre, training) and increase of knowledge (p>0,05).Conclusion: Collaborative and cooperative method can increase cadre’s knowledge of stroke effectively and maintain memory retention longer than conventional method.


2017 ◽  
Vol 7 (2) ◽  
pp. 168
Author(s):  
Rahmani Ayu Rinda Kartika ◽  
S. Susilo ◽  
Muhammad Natsir

The purpose of the study was to investigate whether or not there is a significant effect of silent short movie on EFL writing achievement of the vocational high school students. This study was quasi-experimental using a nonrandomized control group, pretest-posttest design. There were 61 students who were selected randomly from the 10 classes of tenth-graders of the 6th State Vocational School in Samarinda. The instruments used in the study was writing test. The result revealed that the vocational high school tenth grade students who were taught by silent short movie (M = 8.01, SD = .32) got significantly different achievement in EFL writing than did the vocational high school tenth grade students who were not taught by silent short, t(58) = -2.22, p = .030. This result suggests that the writing aspects which the students significantly outperformed were text organization, sentence formation, grammar, vocabulary, mechanics, and tidiness.


2018 ◽  
Vol 2 (2) ◽  
pp. 206-213
Author(s):  
Eka Maryam

ABSTRACT [The Effectiveness of Using a Model Problem-based Learning (PBL) to the Results of Physics Learning on High School Students 9 Lubuklinggau]. The objective of this study was to determine the effectiveness of the use of problem-based learning model. The research method used experiments with the form of Nonequivalent Control Group Design. The sample in this research is the students of class XI A and class XI B SMA N 9 Lubuklinggau City which amounted to 50 students. The  technique of collecting data in this research is a test. The test is in the form of pretest and finally test (posttest). The purpose of holding initial and final tests to determine the effectiveness of Physics learning with PBM model and conventional learning. The test instrument that was made before the test was tested was done by panelists test using Intracorelation class coefficient (ICC). Data analysis technique used in this research is t-test. The results showed that there are differences in student learning outcomes taught with Problem-Based Learning model (PBM) with students taught with conventional learning model. The difference can be seen in the result of t-test which yields t-count> t-table (3,98> 2.01). The effectiveness of using the PBM model in the experimental class is 13.5% better than in the control class. Keywords: Effectiveness; model; PBL; learning outcomes.


2019 ◽  
Vol 4 (1) ◽  
pp. 1-15 ◽  
Author(s):  
Ugi Supriatna ◽  
Achmad Samsudin ◽  
Ridwan Efendi

The misconception of the Solar System topic is still found in students so that it becomes one of the obstacles in the learning process. The purpose of this study is to analyze the effectiveness of the implementation of Predict-Observe-Explain-Apply (POEA) learning to change the junior high school students' conception in the Solar System topic. Quasi-experimental research with the non-equivalent control group design was conducted in one of the private junior high schools in Bandung city. Samples were selected based on the test of the average significance of the pretest score of the population. Furthermore, 30 students of the experimental class and 32 students of control class were selected. The research instrument, which consisted of 15 four-tier diagnostic test questions about Solar System were used to collect data before and after treatment. The tests were analyzed quantitatively by using the Mann-Whitney statistical test to determine the significance of the difference in the acceptable conception changes (Acceptable Change) of students in the experimental class with changes in the conception of students in the control class. The results of the research show that the implementation of POEA learning is significantly more effective than POE learning in changing the conception of Solar System topic. The findings of this study can be an alternative for junior high school teachers in planning learning about the Solar System, especially in an effort to change students' misconception about the Solar System.


2015 ◽  
Vol 21 (4) ◽  
pp. 302-307 ◽  
Author(s):  
Noelia González-Gálvez ◽  
María Carrasco Poyatos ◽  
Pablo Jorge Marcos Pardo ◽  
Rodrigo Gomes de Souza Vale ◽  
Yuri Feito

INTRODUCTION: Low levels of hamstring flexibility may trigger certain acute and chronic pathologies and injuries. Poor flexibility is observed among teenagers and several authors have recommended the use of specific programs in this population to improve flexibility levels. The Pilates Method (PM) may be an appropriate intervention to achieve this purpose and has rarely been used with this population. Objective: Study was to assess changes in the flexibility of hamstrings after running a didactic PM unit for high-school students.METHODS: This research was developed through a quasi-experimental design. The sample consisted of 66 high-school students divided into experimental group (EG=39) and control group (CG=27). The intervention was carried out 2 times a week for six weeks. Each session lasted 55 minutes divided into three parts: warm-up, main part and cool down. Hamstring flexibility was assessed using the toe-touch test. Paired Student t-test and t-test for independent samples were applied. The size of the effect (d) was determined.RESULTS: The EG showed significant provident in hamstring flexibility (+3.54±3.9cm). The effect size was low (d>d>0,2<0,53), which means that a small proportion of participants improved their results. The control group did not have significant changes after the intervention. In the experimental group, both boys (+3.38± 3.7cm) and girls (+3.85 ± 4.2cm) showed significant improvements. The effect size was low for boys (d>d>0.2<0.53), which means that a small proportion of participants improved their results, and high for girls (d>1.15) which means that a large proportion of participants improved their results.CONCLUSION: This study showed that six-weeks of Pilates training in Physical Education classes has significantly improved the hamstrings flexibility among adolescents.


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