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INDONESIA
PENDIPA Journal of Science Education
Published by Universitas Bengkulu
ISSN : 20869363     EISSN : 26229307     DOI : -
Core Subject : Science, Education,
PENDIPA Journal of Science Education is a peer-reviewed, open-access journal covered all aspect of science and science education. PENDIPA journal welcomes the submission of scientific articles related to mathematics, physics, chemistry, biology, and its educational implementation in a school, higher education and other educational institution. We encourage scientist, lecturer, teacher and student to submit their original paper to the journal. PENDIPA journal is published by Graduate School of Science Education - University of Bengkulu, three times a year on February, June and October
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Articles 601 Documents
The Development of Problem-Based Learning (PBL)-Based Student Activity Sheets to Improve Problem-Solving Skills in the Topic of Reaction Rates in Phase F Nadia Sri Febriani; Rusmini Rusmini
PendIPA Journal of Science Education Vol 10 No 2 (2026): April - June
Publisher : UNIB Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33369/pendipa.10.2.409-416

Abstract

This study aims to describe the feasibility of developing Problem-Based Learning (PBL)-based Worksheet to improve problem-solving skills in Phase F reaction rate material, as evaluated based on validity, practicality, and effectiveness. The research design employed is Research and Development (R&D) using Thiagarajan’s 4D development model, comprising define, design, develop, and disseminate. This study is limited to the development stage and involves a pilot test. The research subject consists of PBL-based LAPDs on reaction rate material, which were pilot-tested with students in Class XI-8 at State High School 16 Surabaya. Data sources were obtained from analysis sheets, validation, activity observations, response questionnaires, as well as pretest and posttest skill assessments. Data collection techniques for this study included questionnaires, observations, and pretest-posttest skill assessments. The results of the study indicate that the PBL-based LAPD met the validity criteria, with a content validity mode score of 4 (good category) and a construct validity mode score of 4 (good category). Practicality was assessed based on the results of the student response questionnaire with a percentage of 96.1% and supported by the results of student activity observations with a percentage of 99.7%. Effectiveness was assessed based on the improvement in students’ problem-solving skills, with an overall N-gain score of 0.71 in the high (high-g) category. in the Paired Sample T-test, a p-value of 0.01 (<0.05) was obtained, so it can be concluded that there is a significant improvement in students’ problem-solving skills using PBL-based LAPD. Based on the research results obtained, it can be concluded that PBL-based LAPD on phase F reaction rate material is suitable for use in the learning process and improves problem-solving skills.
Pengembangan e-Thno Comic pada Materi SPLTV untuk Meningkatkan Literasi Matematika Peserta Didik Siti Nurhaliza; Nonik Indrawatiningsih
PendIPA Journal of Science Education Vol 10 No 2 (2026): April - June
Publisher : UNIB Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33369/pendipa.10.2.417-426

Abstract

Students’ mathematical literacy in Indonesia is considered relatively low, partly due to the limited availability of supporting learning materials. Therefore, the development of innovative instructional materials is needed to enhance mathematical literacy. An ethnomathematics approach has the potential to improve students’ understanding and learning motivation while supporting contextual learning and strengthening character education. This approach emphasizes key aspects of mathematical literacy, including the ability to formulate, apply, interpret, and evaluate mathematical concepts within cultural and real-life contexts. This study aims to develop an e-thno comic on the topic of systems of linear equations in three variables that meets the criteria of validity, practicality, and effectiveness in improving students’ mathematical literacy. The development model used in this research is ADDIE. The e-thno comic was tested on 20 vocational high school students. Data were collected through validation sheets, mathematical literacy pre-tests and post-tests, and student response questionnaires. The data were then analyzed to determine the validity, practicality, and effectiveness of the developed media. The results show that the e-thno comic is categorized as highly valid, with a validity score of 86.11%. It is also considered highly practical, based on student response questionnaire results with a score of 89.41%. Furthermore, the e-thno comic is proven effective, as indicated by an N-Gain score of 0.61 and a 61% increase in the average pre-test and post-test scores. Therefore, the developed e-thno comic meets the criteria of validity, practicality, and effectiveness and can be used as an alternative learning medium to enhance students’ mathematical literacy.
Pengembangan LAPD Berbasis Kemampuan Berpikir Kritis Dengan Model Pembelajaran Inkuiri Pada Konten Asam Basa Yang Memuat Tiga Pertanyaan Keilmuan Windi Oktaviani; Suyono
PendIPA Journal of Science Education Vol 10 No 2 (2026): April - June
Publisher : UNIB Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33369/pendipa.10.2.427-438

Abstract

This study aims to develop a Student Activity Worksheet (LAPD) to improve critical thinking skills through the inquiry learning model in Phase F of acid-base content by integrating three scientific questions. The feasibility of LAPD was evaluated based on three aspects, namely validity, practicality, and effectiveness. The development followed the ADDIE model, limited to the development stage. The pilot implementation was conducted on grade XI students at IPIEMS Senior High School Surabaya. The results of content and construct validation show that the LAPD is highly valid, with a mode score of 5 from three validators. The practicality analysis indicated a student response percentage of 95.59%, categorized as very practical. The effectiveness was determined based on the improvement in pretest and posttest scores of students critical thinking skills using the Wilcoxon Signed Rank Test. The test results showed a p-value (one-tailed) of 0.000 < 0.01, indicating that H0 was rejected and Ha was accepted. Furthermore, the analysis of students’ critical thinking practice assessment yielded a percentage of 93.13%. The analysis indicate that LAPD is feasible to be used to improve students’ critical thinking skills on acid-base content integrating three scientific questions through inquiry-based learning.
Pengaruh Keterampilan Komunikasi terhadap Hasil Belajar Menggunakan Metode Diskusi pada Materi Asam Basa Ahmad Abidin; Rinaningsih
PendIPA Journal of Science Education Vol 10 No 2 (2026): April - June
Publisher : UNIB Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33369/pendipa.10.2.439-444

Abstract

This study aims to examine the effect of communication skills on students’ learning outcomes through the use of the discussion method in acid–base material. This study is a pre-experimental research using a one-group pretest–posttest design. The results revealed that: (1) the quantity of students’ questioning across three consecutive meetings reached 20.69%, 20.69%, and 37.93%, which were categorized as fairly good. In contrast, the quantity of expressing opinions was 17.24%, 24.14%, and 20.69%, falling into the low category. In terms of quality, students’ questioning skills were classified as good, with percentages of 10.34%, 3.45%, and 3.45%. Likewise, the quality of expressing opinions was also categorized as good, with percentages of 17.24%, 20.69%, and 10.34%. (2) Students’ learning outcomes achieved a classical mastery level of 82.75%. The improvement in learning outcomes was indicated by an average N-gain score of 0.68, which falls into the moderate category. These results indicate that communication skills have an effect on learning outcomes through the implementation of the discussion method in acid–base learning.
Pengaruh Model Contextual Teaching and Learning (CTL) Berbantuan Media Mind Mapping Digital Terhadap Hasil Belajar IPA Siswa SMP Andini Nor Rahman; Masitah Masitah; Jailani Jailani; Vandalita Maria Magdalena Rambitan
PendIPA Journal of Science Education Vol 10 No 2 (2026): April - June
Publisher : UNIB Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33369/pendipa.10.2.453-460

Abstract

Penelitian ini dilatar belakangi oleh rendahnya pemahaman siswa dalam proses pembelajaran yang berakibat pada hasil belajar siswa. Penelitian ini bertujuan untuk mengetahui pengaruh penerapan model Contextual Teaching and Learning (CTL) berbantuan media mind map digital terhadap hasil belajar IPA siswa SMPN 13 Samarinda. Penelitian ini merupakan penelitian kuantitatif dengan desain quasi eksperimen menggunakan non-equivalent control group design. Populasi penelitian berjumlah 270 siswa, dengan sampel kelas VII H sebagai kelas eksperimen dan VII G sebagai kelas kontrol, masing-masing berjumlah 30 siswa. Hasil penelitian menunjukkan bahwa data berdistribusi normal dan homogen. Uji Independent sample t Test menunjukkan nilai signifikansi (0,000 < 0,05), artinya terdapat pengaruh signifikan penerapan model Contextual Teaching and Learning (CTL) berbantuan media mind map digital terhadap hasil belajar siswa. Selain itu, penin gkatan hasil belajar pada kelas eksperimen berada pada kategori tinggi (rata-rata N-gain 0,77), sedangkan kelas kontrol berada pada kategori sedang (rata-rata N-gain 0,65). Model Contextual Teaching and Learning (CTL) berbantuan media mind maping digital efektif dalam meningkatkan hasil belajar IPA siswa SMPN 13 Samarinda.
Pengaruh Pendekatan Deep Learning Menggunakan Mnemonic Terhadap Kemampuan Berpikir Kritis Kelas VII Pada Materi Klasifikasi Makhluk Hidup di SMP Negeri 46 Samarinda Adinda Pramuditha; Elsje Theodora Maasawet; Vandalita Maria Magdalena Rambitan; Nelda Anasthasia Serena
PendIPA Journal of Science Education Vol 10 No 2 (2026): April - June
Publisher : UNIB Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33369/pendipa.10.2.445-452

Abstract

The inefficient implementation of learning approach and method can make student participant less active and leads to lack of critical thinking skills. This study aims to determine the effect of the deep learning approach using mnemonics on the critical thinking skills of seventh-grade students regarding the classification of living organisms at SMP Negeri 46 Samarinda. This study employed a quasi-experimental research design with a non-equivalent control group design. Sampling was conducted using purposive sampling, with a sample size of 25 students each for the experimental and control classes. The data analysis techniques used are N-Gain test and the Independent Sample T-Test. The results of the data analysis showed that the N-Gain score for critical thinking skills in the experimental class, with an average of 0.74, fell into the high category, while that of the control class, at 0.60, fell into the moderate category. The hypothesis results showed a significance value (2-tailed) of 0.000 for critical thinking skills, where this significance value (2-tailed) was < 0.05 so it can be concluded that there is an effect of the deep learning approach using mnemonics on the critical thinking skills of seventh-grade students regarding the classification of living organisms at SMP Negeri 46 Samarinda.
Analisis Kerentanan Sosial dan Kapasitas Adaptasi Masyarakat Terhadap Bencana Banjir di Kecamatan Sampara Kabupaten Konawe Safril Kasim; La Ode Midi; La Ode Muhammad Erif; Surya Cipta Ramdhan Kete; Nurul Izzat Amaliah
PendIPA Journal of Science Education Vol 10 No 2 (2026): April - June
Publisher : UNIB Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33369/pendipa.10.2.497-508

Abstract

Floods are one of the most intense hydrometeorological disasters in Indonesia. As science and technology advances in flood hazard analysis, an in-depth analysis of social vulnerability and community adaptive capacity becomes crucial to ensure effective, measurable, and local-scale flood risk reduction, with communities as the primary actors. This study aims to determine the level of social vulnerability and community adaptive capacity to flooding in Sampara District, Konawe Regency. Using a mixed method, this study conducted a quantitative analysis to calculate the Social Vulnerability Index (SVI) using five main variables: population density, poverty ratio, sex ratio, disability ratio, and age group ratio. Meanwhile, a qualitative descriptive analysis was used to describe the implementation of the Hyogo Framework in enhancing disaster adaptive capacity, consisting of five capacity elements: institutional capacity, social capacity, economic capacity, and knowledge capacity and disaster literacy. The results of this study indicate that the SVI Index falls into the low category, although the sex ratio and age group ratio variables fall into the high category. Meanwhile, community adaptive capacity is generally low, with the main strengths being social networks, mutual cooperation, and social trust. The implications of this research finding are the need for inclusive policies to reduce vulnerability of communities, as well as to increase institutional, economic, physical, and disaster literacy capacity.
AKTIVITAS ANTIHIPERKOLESTEROLEMIA DAUN SALAM (Syzygium polyanthum): MEKANISME BIOLOGIS SENYAWA BIOAKTIF Mi’Rajul Auliya Ulhaq; Bambang Hariyadi; Ashif Irvan Yusuf; Ahmad Sazali
PendIPA Journal of Science Education Vol 10 No 2 (2026): April - June
Publisher : UNIB Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33369/pendipa.10.2.481-488

Abstract

Hypercholesterolemia is a major risk factor for cardiovascular disease and requires effective and sustainable management. The use of natural ingredients as alternative therapies is gaining increasing attention, including bay leaves (Syzygium polyanthum). This study is a literature review aimed at assessing the potential of bay leaves as an antihypercholesterolemic agent based on existing scientific evidence. The methods used included searching and analyzing various scientific articles covering in vivo studies, clinical trials, and in vitro and in silico approaches. The results of the review indicate that bay leaves can consistently reduce total cholesterol, LDL, and triglyceride levels, while improving the overall lipid profile; these findings are also presented in diagrammatic form to facilitate visualization of the data distribution. Identified mechanisms of action include inhibition of the HMG CoA reductase enzyme, decreased intestinal cholesterol absorption, improved lipid metabolism, and antioxidant and anti-inflammatory activities. Bioactive compounds such as flavonoids, saponins, tannins, and polyphenols work synergistically to produce multitarget effects on lipid metabolism. Several clinical trials have also shown significant effectiveness in patients with dyslipidemia, although there are variations in some parameters such as HDL. Despite its promising potential, the development of bay leaves as a clinical therapy still requires further research, particularly large-scale clinical trials, extract standardization, and long-term safety assessment. Therefore, bay leaves have the potential to be developed as an alternative or complementary herbal therapy for the treatment of hypercholesterolemia.
Pengaruh Penerapan Model Discovery Learning Terhadap Hasil Belajar Peserta Didik Pada Materi Ekosistem Kelas X Di SMA Negeri 13 samarinda Shafira Salsabila Indipravita; Akhmad Akhmad; Sri Purwati; Ruqoyyah Nasution; Suparno Putera Makkadafi
PendIPA Journal of Science Education Vol 10 No 2 (2026): April - June
Publisher : UNIB Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33369/pendipa.10.2.461-470

Abstract

The Effect of the Discovery Learning Model on Student Learning Outcomes in Ecosystems for Grade X Students at SMA Negeri 13 Samarinda." Thesis. Bachelor's Degree in Biology Education, Faculty of Teacher Training and Education, Mulawarman University. This research was supervised by Dr. H. Akhmad, M.Kes, as my first supervisor. This research is motivated by the low learning outcomes of class X students of SMA Negeri 13 Samarinda in biology subjects. In addition, the application of various learning models so that students tend to be passive, thus triggering low student creativity. Aims to determine the effect of the Discovery Learning learning model on student learning outcomes in ecosystem material. The method used is a quasi-experiment (Quasi Experiment) using two classes. With a pretest-posttest control group design research design. The population is class X students of SMA Negeri 13 Samarinda, sampling using Purposive sampling technique. Two classes were selected, namely class X-8 as the experimental class and class X-7 as the control class. The data analysis technique used is the Independent Sample t Test with a significance level of 5%. The results of the data analysis Sig. <0.05 (0.000 <0.05) then H0 is rejected and Ha is accepted. The use of the Discovery Learning learning model has a significant effect on student learning outcomes in class X ecosystem material at SMA Negeri 13 Samarinda (Sig. 0.000 <0.05). Apart from that, it has also been proven to be able to significantly improve student learning outcomes, as shown by an increase in the average score from the low category (43.33) to high (80).
Pengembangan E-Modul Menggunakan Model pembelajran PBL-STEM Bernuansa Meaningful Learning Untuk Melatih Kemampuan Berpikir Kritis Peserta Didik Tika Nurfatihah; Ahmad Zaky El Islami; Nofita Fajariyanti
PendIPA Journal of Science Education Vol 10 No 2 (2026): April - June
Publisher : UNIB Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33369/pendipa.10.2.517-524

Abstract

Salah satu kemampuan yang penting dalam pembelajaran sains yaitu berpikir kritis. kemampuan ini mencakup proses menganalisis, mengevaluasi, dan menafsirkan informasi, serta menyimpulkan kesimpulan yang logis. Kemampuan ini membantu peserta didik memahami fenomena ilmiah serta menentukan pilihan secara logis dalam kehidpan sehari-hari. Namun, pada saat ini di salah satu sekolah yang ada di Banten kemampuan berpikir kritis masih belum tercapai dikarenakan beberapa faktor yaitu bahan ajar yang digunakan dan strategi belajarnya belum mendukung untuk melatih kemampuan berpikir kritis. Berdasarkan permasalahan tersebut, dikembangkanlah bahan ajar e-modul menggunakan model pembelajaran problem based learning terintegrasi STEM bernuansa meaningful learning pada materi gerak dan gaya yang dirancang untuk melatih kemampuan berpikir kritis peserta didik SMP. Tujuan dari penelitian ini adalah untuk menganalisis kelayakan produk dan mengevaluasi tanggapan peserta didik terhadap modul elektronik yang dikembangkan. Metode dalam penelitian ini yang adalah Research and Development (R&D). Hasil penelitian ini menunjukkan bahwa modul elektronik yang dikembangkan mencapai tingkat validitas sebesar 88,95%, yang menempatkannya dalam kategori “Sangat valid” berdasarkan validasi oleh para ahli. Selanjutnya, setelah direvisi oleh para ahli, produk tersebut diuji pada sekelompok kecil peserta didik dan memperoleh penilaian “Baik” dengan persentase 86,44%. Dengan demikian, e-modul menggunakan model pembelajaran PBL-STEM bernuansa meaningful learning dinyatakan layak digunakan serta berpotensi melatih kemampuan berpikir kritis peserta didik.