At-Thoriiq, A.A. and Kurniawan, M.I. 2026. Active Respiratory Simulation Transforms Conceptual Biological Mastery Within Primary Education: Simulasi Pernapasan Aktif Mentransformasi Penguasaan Biologis Konseptual Pada Pendidikan Dasar. Indonesian Journal of Education Methods Development. 21, 2 (May 2026), 10.21070/ijemd.v21i2.1107. DOI:https://doi.org/10.21070/ijemd.v21i2.1107.