A Framework for Enhancing Conceptual Understanding in Chemistry through Interactive Learning Models

Thesis Abstract

The persistent challenge in chemistry education centers on students’ limited conceptual understanding of fundamental chemical principles, which impedes higher-order reasoning and application in real-world contexts. Despite extensive curricular reforms and instructional innovations, many students continue to rely on rote memorization rather than meaningful comprehension, highlighting the need for pedagogical frameworks that effectively foster deep understanding. This study aims to develop and empirically validate a comprehensive framework for enhancing conceptual understanding in chemistry through the implementation of interactive learning models. The specific objectives include identifying key components of interactive learning that influence conceptual development, exploring the role of students’ cognitive engagement, and assessing the efficacy of the proposed framework in diverse classroom settings. The research adopts a quasi-experimental mixed-methods design, integrating both quantitative and qualitative approaches to provide a holistic understanding of the phenomena. The target population comprises senior secondary school chemistry students and teachers within a metropolitan urban district, with a total population of approximately 2,500 students and 75 chemistry teachers. A stratified random sampling technique selected 300 students from 10 schools and 20 teachers to participate in the study, ensuring representation across socio-economic backgrounds and school types. Data collection instruments include a validated Conceptual Understanding in Chemistry Test (CUCT), semi-structured interview guides for teachers and students, classroom observation checklists, and engagement scales adapted from existing cognitive engagement frameworks. Instrument validity is established through expert review and pilot testing, while reliability coefficients exceeding 0.85 are reported for quantitative tools. Data analysis involves the use of descriptive statistics to profile the sample, inferential statistics such as multiple regression analysis to determine the predictors of conceptual understanding, and Analysis of Variance (ANOVA) to compare pre- and post-intervention scores. The qualitative data are subjected to thematic analysis to elucidate perceptions of interactive models, barriers to implementation, and contextual factors affecting learning outcomes. The study develops an analytical framework grounded in constructivist learning theories, notably Ausubel’s Assimilation Theory and Vygotsky’s Social Development Theory, to underpin the design of interactive learning interventions aimed at conceptual clarity. Expected findings indicate that the application of the interactive learning framework significantly improves students’ depth of understanding, as evidenced by a mean increase of 20% in post-test scores compared to baseline. Regression analysis is anticipated to reveal cognitive engagement and peer collaboration as key predictors of conceptual gains. Qualitative insights are expected to reveal increased motivation, active participation, and better teacher-student interactions as facilitators of learning, while highlighting institutional and resource-related challenges. The findings contribute novel insights into how specific interactive strategies—such as digital simulations, collaborative problem-solving, and interactive demonstrations—can be integrated into chemistry curricula to promote conceptual mastery. The study’s contributions to knowledge include the development of a validated, practically applicable framework that links interactive pedagogical strategies with measurable improvements in conceptual understanding. The conclusions assert that adopting the framework can transform chemistry teaching from lecture-centered to student-centered paradigms, fostering critical thinking and scientific literacy. Based on these outcomes, recommendations include curriculum reforms to incorporate interactive models systematically, professional development programs for educators in interactive pedagogy, and policy adjustments to enhance resource accessibility. The study also suggests avenues for further research into long-term impacts of interactive learning frameworks across different educational levels and content areas, thereby advancing both pedagogical theory and practical application in chemistry education.