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Integrating seaweed ethnoscience with STEM-PjBL in renewable energy learning: Could this approach develop creativity and entrepreneurial skills? Putri, Cindi Ratna; Abdurrahman, Abdurrahman; Herlina, Kartini
Indonesian Journal of Science and Mathematics Education Vol. 8 No. 1 (2025): Indonesian Journal of Science and Mathematics Education
Publisher : Universitas Islam Negeri Raden Intan Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24042/ijsme.v8i1.25642

Abstract

The urgency of this research stems from the lack of application of the Ethnoscience-STEM-PjBL (Science, Technology, Engineering, and Mathematics - Project-Based Learning) approach in renewable energy learning, the limited availability of teaching materials based on local wisdom, and the lack of supporting learning resources. This study aims to describe the perceptions of teachers and students toward renewable energy learning using this approach to foster creativity and entrepreneurial skills. This research employed the sequential embedded design method, involving 30 physics teachers from Lampung Province. Data were gathered through questionnaires and analyzed descriptively. The findings reveal that while teachers generally hold positive perceptions of the Ethnoscience-STEM-PjBL approach, most have yet to implement it in their classrooms. The implication of this study highlights the urgent need to develop culturally relevant teaching materials and provide targeted teacher training. Such efforts are essential to facilitate the effective integration of the Ethnoscience-STEM-PjBL model in renewable energy education, thereby enhancing both student engagement and the relevance of science learning in local contexts.
Online learning with multi-representation worksheets for oral and written communication skills on light reflecting material Sari, Putri Mardiana; Herlina, Kartini; Abdurrahman, Abdurrahman
Online Learning In Educational Research (OLER) Vol 2, No 1 (2022): Online Learning in Educational Research
Publisher : CV FOUNDAE

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.58524/oler.v2i1.122

Abstract

To fulfill 21st-century skills, one of the skills needed is communication skills in oral and written form. This study aims to practice oral and written skills through learning multi-representation worksheets on light-reflecting material. By using the experimental method, namely one group pretest-posttest design. The sample in this study used a purposive sampling technique, which is the sample was selected based on certain reasons with a total of 36 students. The research instrument is a questionnaire of oral and written communication skills that have been tested for validity and reliability. The results of the study stated that the learning process following the needs, and representation activities in the learning process designed by researchers functioned to encourage students to develop physical representation abilities, especially in light-reflecting material. Improved oral and written communication skills can be seen during the process as the results of student assignments and are shown by the results of the N-gain of 0,48 (medium category) and the paired t-test of Asymp. Sig (2-tailed) 0,000, therefore Asymp. A Sig (2-tailed) value below 0.05 indicates that Ho is rejected and H1 is accepted. This research can be innovative and used by teachers in the online learning process.
An Meningkatkan Keterampilan Berpikir Kreatif Siswa Menggunakan Lembar Kerja Berbasis STEM-PjBL Mulyaningrum, Sekar Tria; Fadiawati, Noor; Herlina, Kartini
Jurnal Penelitian Pendidikan IPA Vol 11 No 6 (2025): June
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v11i6.11077

Abstract

This study aims to determine the characteristics, teacher and student responses, and the effectiveness of STEM-PjBL-based LKS on the material of making peuyeum to improve creative thinking skills in the developed biotechnology material. The method used is a mixed method with an embedded experimental model. This study involved 10 biology teachers and 20 students in Lampung Province at the pre-intervention stage and after the intervention involving 32 grade X students of SMA Negeri 3 Bandar Lampung and 2 teachers as research observers and 1 teacher as a teacher. Data collection was carried out through a LKS validation questionnaire on the aspects of material suitability, construction, and readability for experts, a teacher response questionnaire covering material suitability and readability, and a student response questionnaire after implementing learning using STEM-PjBL-based LKS, as well as a set of pretest-posttest instruments for creative thinking skills. The data analysis technique in this study used the paired sample t-test. The average percentage of expert validation results for the material suitability aspect was 89.77%, construction 90.62%, and readability 87.50% so that the STEM-PjBL-based peuyeum making worksheet was declared valid and had a “very high” criterion according to Arikunto's assessment standards with characteristics following the STEM-PjBL syntax and containing local wisdom in the form of peuyeum. The teacher's response to the material suitability aspect was 93.18% and readability 91.66% and the average student response was 84.81% so that the worksheet was suitable for use in biology learning with a "very high" criterion. The results of the paired sample t-test stated that there was a significant difference between the pretest (41.85) and posttest (72.99) scores of students, so that the STEM-PjBL-based peuyeum making worksheet that was developed effectively improved creative thinking skills.
A need analysis for developing multi-representation assessment instruments assisted by Thunkable to measure argumentation skills in fluid materials Gustina, Emi; Viyanti, Viyanti; Herlina, Kartini
Indonesian Journal of Science and Mathematics Education Vol. 8 No. 2 (2025): Indonesian Journal of Science and Mathematics Education
Publisher : Universitas Islam Negeri Raden Intan Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24042/bb6k5224

Abstract

Scientific argumentation is a critical 21st-century skill that must be systematically integrated into science education, particularly physics. However, current classroom assessments rarely comprehensively and in-depth measure students’ argumentation skills. This study aims to analyze the need to develop a multi-representation assessment instrument supported by the Thunkable application to evaluate students’ scientific argumentation skills on static fluid concepts. A mixed-method approach with an embedded sequential design was employed. Quantitative data were collected through questionnaires administered to 34 physics teachers and 97 eleventh-grade students from several high schools in Lampung Province, Indonesia. Besides, qualitative data were obtained through open-ended responses to explore classroom learning experiences and assessment practices further. The findings reveal that 91% of teachers reported difficulties in assessing argumentation skills, while 94% of students faced challenges in connecting static fluid concepts across different representations. The use of multi-representation tasks in assessments was found to be limited. Nevertheless, teachers and students expressed strong interest in using interactive digital assessment tools. These findings highlight the strategic opportunity to develop a Thunkable-assisted, multi-representation-based assessment instrument that addresses teachers’ and students’ needs and improves assessment practices in physics education by promoting meaningful learning and scientific argumentation.
E-module Newton's Law of Gravity based Guided Inquiry to Train Critical Thinking Skills Sari, Deswita Elliya; Herlina, Kartini; Viyanti, Viyanti; Andra, Doni; Safitri, Ida
Physics Education Research Journal Vol. 5 No. 1 (2023)
Publisher : Faculty of Science and Education, UIN Walisongo Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21580/perj.2023.5.1.11657

Abstract

The study aims to develop an electronic module based on guided inquiry on Newton's law of gravity material that is valid, practical, and effective. The developed e-module aims to practice critical thinking skills in physics learning. This development research uses the ADDIE development method which consists of five steps, namely analysis, design, development, implementation, and evaluation. Student response questionnaires to guided inquiry e-modules and tests of critical thinking skills became research instruments. Data analysis presented with quantitative descriptive. The product validity was assessed by 3 experts with an average score of 3.63 with category very valid. The practicality of the product consisted of readability which was tested on 15 high school students in Grade X and the teacher's perception of the suitability of guided inquiry-based learning activities in e-modules by obtaining an average percentage of 90% in the category very practical. The effectiveness of the product is assessed based on students' responses of critical thinking skills are improve after using the e-module by obtaining a product effectiveness percentage of 87% with category very effective. Student response questionnaire showed a positive response to the developed e-module. Based on the analysis of the research results, it is stated that the guided inquiry-based e-module on Newton's law of gravity is valid, practical, and effective for practicing critical thinking skills.