Jovita Ridhani
Universitas Sebelas Maret, Indonesia

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Innovating IoT instruction through simulation-based modules: An R&D study in higher education Kadek Dwi Hendratma Gunawan; Budi Utami; Bramastia Bramastia; Suciati Suciati; Muhammad Nur Hudha; Jovita Ridhani; Dyah Ayu Saraswati Adimudra
Momentum: Physics Education Journal Vol. 9 No. 2 (2025)
Publisher : Universitas PGRI Kanjuruhan Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21067/mpej.v9i2.12897

Abstract

This study developed and evaluated a computer simulation–based Internet of Things (IoT) lecture module for the Artificial Intelligence for Science Education course to address the gap between abstract IoT concepts and classroom practice in science teacher education. Adopting an R&D approach with the ADDIE model, the module was structured into five subtopics aligned with explicit learning outcomes and supported by simulations, examples, and authentic projects. Expert validation (five validators: content, media, instructional, and evaluation) examined content, language, and presentation using Aiken’s V and Percentage of Agreement. Practicality was assessed via expert questionnaires (ease of use, attractiveness, usefulness, contextual relevance). Implementation involved a trial with 40 prospective science teachers, including a 5-point Likert readability survey. Content validity increased from 0.860 (valid) to 0.960 (very valid), and inter-rater reliability rose from 0.712 (fair) to 0.757 (good) after systematic revisions. Language validity improved from 0.833 to 0.950 (very valid); presentation remained strong at 0.893 (very valid) with qualitative enhancements to visual design. Expected practicality averaged 92% across dimensions (ease of use 91%; attractiveness 92%; usefulness 92%; contextual relevance 92%). Readability scores were consistently “highly readable” across seven dimensions (4.44–4.56), indicating clear language and style, logical sequencing, effective multimodal supports, manageable cognitive load, strong contextual relevance, and robust technical accessibility. The module is ready for classroom adoption, offering a scalable template for integrating IoT through simulations and authentic cases in preservice teacher education.
The impact of implementing a scientific approach on the science learning achievements of 4th-grade students within the learning environment Budi Tri Cahyono; Jovita Ridhani; Taufiq Subhanul Qodr; Nauroz Khan; Wazir Ali
Journal of Environment and Sustainability Education Vol. 3 No. 1 (2025)
Publisher : Education and Development Research

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.62672/joease.v3i1.61

Abstract

This study investigates the influence of a scientific approach on the academic performance of 4th students in science. The scientific approach focuses on key processes such as observation, formulating questions, making connections, conducting experiments, analyzing data, drawing conclusions, and presenting findings, distinguishing it from traditional science education methods. Employing a quantitative research design with a quasi-experimental non-equivalent control group, the study targeted all Gugus I Gajah Mada Laweyan Surakarta 4th students. A sample of 120 students from eight elementary schools was selected, with participants divided into experimental and control groups, each comprising 60 students. Data collection involved both observational methods and essay assessments featuring 30 questions. The findings revealed a notable disparity in science learning outcomes between students instructed using the scientific approach and those who received conventional instruction. Specifically, students in the experimental group demonstrated significantly superior learning outcomes compared to their counterparts in the control group. The results of the study showed that the assessment of learning outcomes using observation sheets had a significant effect on teacher involvement during the learning process. The results of the Lillefors Statistical test show the difference between scientific and conventional classes, with the former showing a higher value of 0.95 compared to 0.87. This indicates that the use of digital learning media effectively attracts the interest of students and teachers.
Designing human centered virtual reality to improve student earthquake preparedness in Bali Anak Agung Ngurah Adhi Jaya; Luh Putu Cintya Prabandari; Jovita Ridhani; Kadek Dwi Hendratma Gunawan
Journal of Environment and Sustainability Education Vol. 3 No. 4 (2025)
Publisher : Education and Development Research

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.62672/joease.v3i4.136

Abstract

Indonesia faces one of the highest disaster risks globally, with Bali being a particularly vulnerable region due to its tectonic setting along the Sunda Arc subduction zone. Despite the urgency of disaster education, current approaches in Indonesian schools remain largely conventional, lacking contextual engagement and experiential depth. This study aimed to develop and evaluate a Human-Centered Design (HCD)-based Virtual Reality (VR) simulation to enhance earthquake preparedness among junior high school students in Bali. Employing a mixed-methods approach, the VR media was developed through iterative phases, discover, define, design, and prototype & test, while integrating local context and user needs. Expert validation involving specialists in instructional media and disaster education confirmed the simulation's accuracy, usability, and contextual relevance. Subsequently, a limited implementation was conducted with 101 students in Bali. Students’ understanding was assessed using five open-ended items scored with a four-point rubric, and the data were analyzed using the Wilcoxon Signed-Rank Test and effect size (r). Results showed statistically significant improvement across all indicators (p < .001; r = 0.79–0.93), with clearer mastery of response procedures, improved recognition of safety signals, and more consistent understanding among students. Theoretically, this study expanded the application of HCD in mixed-methods educational research and practically demonstrated the potential of VR as an immersive, user-centered, and contextually relevant disaster learning media.