Adnan Adnan
Makassar State University

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VIRTUAL LABORATORY BASED ON INGENHOUSZ EXPERIMENT MODELING: ENHANCING CONCEPTUAL UNDERSTANDING AND SCIENTIFIC LITERACY Adnan Adnan; Syamsiah Syamsiah; Dian Aswita; Nur Hikmah; Nur Risnawati Kusuma; Sahla Sahira; Muh Yunus
JURNAL EDUSCIENCE Vol 13, No 4 (2026): In Press Vol 13 no.4
Publisher : Universitas Labuhanbatu

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36987/jes.v13i4.9645

Abstract

Purpose – This study aims to evaluate the effectiveness of the Ingenhousz Experiment Virtual Laboratory, integrated with the GENIUS syntax, within a Blended Learning framework to accelerate students' conceptual understanding and science literacy in photosynthesis.Methodology – A quasi-experimental research with a Replicated Experimental Design was employed. The study involved 136 eleventh-grade science students at SMA Negeri 3 Makassar, divided into three experimental replication classes and one control class. Conceptual understanding was measured using a 20-item multiple-choice test, while science literacy was assessed through a 5-item essay test. Data were analyzed using descriptive statistics, N-Gain calculations, ANCOVA, and Least Significant Difference (LSD) post-hoc tests.Findings – Initial assessments indicated equivalent suboptimal cognitive baselines across all groups. Post-intervention, all replication classes demonstrated a profound cognitive escalation, achieving a "High" N-Gain category (0.77–0.89), whereas the control group remained in the "Moderate" category. ANCOVA confirmed a highly significant treatment effect (p = 0.000). LSD tests revealed no significant variance among the three replication classes, but all significantly outperformed the control group, confirming the intervention's consistency and reliability.Contribution – This study provides a replicable pedagogical framework, demonstrating that synergizing structured inquiry syntax with interactive virtual simulations successfully transforms students into active scientific researchers and effectively overcomes the limitations of conventional teaching.
THE INFLUENCE OF PHENOMENON BASED LEARNING ON CREATIVE THINKING AND COLLABORATION SKILLS Khusnul Khatimah; Adnan Adnan; A. Mu'nisa; Firdaus Daud; Nurhayati B
JURNAL EDUSCIENCE Vol 13, No 2 (2026): Jurnal Eduscience (JES), (Authors from Malaysia and Indonesia)
Publisher : Universitas Labuhanbatu

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36987/jes.v13i2.9072

Abstract

Purpose – This study aimed to investigate the effect of PhBL learning applied with three variations of PhBL (direct phenomenon, indirect phenomenon, and combined phenomenon) on students' creative thinking and collaboration skills.Methodology – This study used a quasi-experimental, pretest–posttest control-group design. Participants were drawn from all Grade XI students, with four classes serving as the research sample. Creative thinking skills were measured through open-ended questions, while collaboration skills were assessed via observation sheets administered before and after PhBL. The collected data were then analyzed using both descriptive and inferential statistical methods.Findings – Results revealed that PhBL affected creative thinking and collaboration skills. Although no significant differences were observed among the three experimental groups in creative thinking, each experimental group differed significantly from the control group. Similarly, for collaboration skills, experimental groups did not differ significantly from one another. However, significant differences from the control group were observed only in experimental groups 1 and 2, whereas experimental group 3 showed no significant differences.Contribution – This study shows that PhBL can be applied in the learning process to improve students' creative thinking and collaboration skills.