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Development of E-Worksheet Based on Technological Pedagogical Content Integrated Discovery Learning to Improve Students' Critical Thinking Skills in Colloidal Materials Iriani*, Rilia; Sari, Devi Novita; Winarti, Atiek; Saadi, Parham; Abrori, Fadlan Muchlas
Jurnal Pendidikan Sains Indonesia Vol 13, No 4 (2025): OCTOBER 2025
Publisher : Universitas Syiah Kuala

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24815/jpsi.v13i4.48941

Abstract

The main problem in this study is the low level of students critical thinking skills (CTS) in chemistry learning caused by ineffective learning models that do not support CTS development. The importance of CTS has not been reflected in classroom practices. Therefore, this study aims to determine the validity, practicality, and effectiveness of a TPACK-integrated discovery learning-based E-worksheet in improving students CTS on colloidal materials. This research uses the research and development (RD) method with the ADDIE model, which includes five stages: analysis, design, development, implementation, and evaluation. The research subject CTS consisted of five validators and 33 students of class XII Science 1 at SMAN 1 Alalak. Data were collected using test and non-test instruments, and analyzed descriptively to determine the levels of validity, practicality, and effectiveness of the developed e-worksheet. The results show that: (1) the e-worksheet is highly valid based on content, presentation, language, and media aspect CTS; (2) it is very practical based on readability tests, student and teacher responses, and teacher ability and learning implementation observations; and (3) it is effective, as evidenced by the significant improvement of students CTS categorized as high. In conclusion, the TPACK-integrated discovery learning-based e-worksheet is valid, practical, and effective as a teaching material in chemistry learning on colloidal materials to enhance students CTS
Efektivitas LKPD Scaffolding Question Prompt untuk Meningkatkan Self-Efficacy Siswa pada Pembelajaran IPA Materi Struktur Bumi Ramadhaniar, Sahira; Indayati, Tatik; Sari, Devi Novita
Jurnal Pendidikan Ilmu Pengetahuan Alam (JP-IPA) Vol 6, No 2 (2025): November 2025
Publisher : STKIP HARAPAN BIMA

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.56842/jp-ipa.v6i2.847

Abstract

This study aims to determine the effectiveness of Scaffolding Question Prompt-based Student Worksheets (LKPD) in improving students' self-efficacy in science learning on the topic of Earth Structure. This study used a quantitative descriptive design involving 30 students of grade VIII-B at MTs Alif Laam Miim Surabaya in the 2024/2025 academic year. Data were collected using a self-efficacy questionnaire developed based on Bandura's indicators and measured using a five-point Likert scale. Data were analyzed descriptively using percentage categorization and statistically using Paired Sample Test. The results showed an increase in the average self-efficacy score from 62.00 (pretest) to 83.33 (posttest) with a significance value of 0.000 (0.05), indicating a significant difference before and after treatment. The categorical shift from "moderate" to "high-very high" further confirms the increase. Therefore, Scaffolding Question Prompt-based LKPD is effective in strengthening students' self-efficacy and supporting more active and independent science learning.