Balbuena RA. Multimodal Instruction for Grade 9 Earth Science: Enhancing Mastery of Least-Learned Competencies at Cabancalan National High School. Int. Multidiscip. J. Res. Innov. Sustain. Excell. [Internet]. 2026 Aug. 24 [cited 2026 Aug. 25];4(9):95-105. Available from: https://risejournals.org/index.php/imjrise/article/view/1752