Chemistry education and physical chemistry with a strong focus on digital assessment, electronic portfolios, and STEM-based learning media. Specialized in project-based and inquiry-based instructional design, the development of creative content for chemistry topics such as thermochemistry, reaction kinetics, and molecular geometry. Skilled in integrating augmented reality, digital literacy, and 21st-century skills into chemistry classrooms. Research includes the development of diagnostic tools for misconceptions, performance assessments, and science process skills enhancement. Actively engaged in teacher professional development, curriculum innovation, and international collaborative research in chemical education and digital fabrication.