Copia, S. M. B. .; Tamban, V. E. .; Sapin, S. B. .; Yazon, A. D. .; Manaig, K. A. . Effectiveness of Model Drawing Approach (MDA) in Enhancing the Problem-Solving Skills of Grade 9 Learners. Int. J. Theory Appl. Elem. Second. Sch. Educ. 2024, 6, 45-52.