Rondero, , Clyde Polynne Mayden G., and Ivy H. Casupanan. “Challenges and Opportunities in Multigrade Teaching: Experiences of Primary School Teachers in Far-Flung Schools”. International Journal of Multidisciplinary: Applied Business and Education Research, vol. 5, no. 12, Dec. 2024, pp. 5162-74, https://doi.org/10.11594/ijmaber.05.12.19.