Ni Ketut Desia Tristiantari
Pendidikan Guru Sekolah Dasar, Universitas Pendidikan Ganesha, Singaraja, Indonesia

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The A Mindful Learning-Based Podcast to Improve the Speaking Skills of Fourth Grade Elementary School Students Putu Yuni Dharmayanti; Ni Ketut Desia Tristiantari; Ketut Susiani
Indonesian Journal of Instruction Vol. 7 No. 1 (2026): January
Publisher : Universitas Pendidikan Ganesha

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23887/iji.v7i1.110408

Abstract

Elementary school students’ speaking skills remain low due to passivity, the influence of informal language from digital media, and monotonous teaching methods. This condition hinders effective communication, self-confidence, and social interaction in Indonesian language learning. This study aims to analyze and develop a mindful learning-based podcast as an innovative medium to improve students’ speaking skills, as well as to evaluate its effectiveness. The study employed a research and development approach using the ADDIE model and a one-group pretest-posttest design. The research subjects consisted of 27 students for the implementation trial, 3 teachers to assess practicality, 3 material experts, 3 media experts for validation, and 2 instrument validators. Data were collected through speaking performance tests (linguistic and non-linguistic aspects), practicality and student characteristics questionnaires, and qualitative-quantitative observations, using instruments validated through Gregory’s method. Data analysis included quantitative descriptive percentages, qualitative thematic analysis, Kolmogorov-Smirnov normality test, F-test for homogeneity, and paired t-test using SPSS 25. The results showed that the validity scores from material experts (3.85) and media experts (3.7) were categorized as highly feasible, while the practicality scores from students (90.0%) and teachers (93.3%) were categorized as highly practical. Furthermore, students’ speaking skill scores increased from 70.1 in the pretest to 83.3 in the posttest (t=8.822; df=26; p=0.000; an increase of 13.15 or 18.83%). These findings indicate that mindful learning-based podcasts are effective in improving students’ speaking skills and encourage teachers to utilize flexible audio media for active learning. The implication is that mindful learning-based podcast media can enhance students’ speaking skills while supporting holistic learning.
E-LKPD with a STEM Approach to Enhance Creative Thinking Skills in Science Content on Light and Its Properties among Fifth-Grade Elementary School Students Luh Putu Candra Noviana Putri; I Gede Astawan; Ni Ketut Desia Tristiantari
Jurnal Pedagogi dan Pembelajaran Vol. 8 No. 2 (2025): July
Publisher : Universitas Pendidikan Ganesha

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23887/jp2.v8i2.96575

Abstract

This research is motivated by the limited availability of e-Worksheets (E-LKPD) as learning media that are suitable for students' needs, as well as the low creative thinking skills of fifth-grade students. The purpose of this study is to determine the design, validity, practicality, and effectiveness of E-LKPD with a STEM approach. This research uses the ADDIE development model with data collection methods using questionnaires and tests with questionnaire sheets and essay tests. The data analysis method in this study is qualitative and quantitative descriptive analysis, meanwhile the effectiveness of the E-LKPD was measured using a one-group pre-test post-test design involving 28 students. The results of the study showed that: (1) the design of E-LKPD with a STEM approach with science content and its properties to improve the creative thinking skills of fifth-grade students; (2) the validation results obtained scores of 95% from material experts and 98.75% from media experts with very valid qualifications; (3) the practicality of E-LKPD based on the results of individual trials was 99.16% and small group trials were 94.16%, both of which are categorized as very practical; and (4) the results of the effectiveness test using the dependent sample t-test showed a significance value (2-tailed) of 0.000 (p less than 0.05), which means there is a significant difference between the pre-test and post-test scores after using the E-LKPD. Therefore, E-LKPD with a STEM approach is effective in improving the creative thinking skills of fifth-grade students.