Physics education with a focus on representational competence, scientific thinking skills, and assessment in science learning. Experienced in developing instructional materials and designing context-based and project-based physics learning that integrates local wisdom. Skilled in quantitative research methods using Rasch analysis, SEM, SPSS/AMOS, and SmartPLS. Committed to enhancing students’ motivation, problem-solving abilities, and digital literacy through technology-enhanced pedagogy and reflective, research-driven instructional design.