Legaspi, R., Cayano, K., Maliao, R., BeƱola, J. J., Gador, M. M., & Villarin, S. J. (2026). The Japanese Line Method as a Tool for Multiplication Mastery: A Quasi-Experimental Study in a Philippine Elementary Context. QCU The Lamp, 4(2), 1-14. https://doi.org/10.64807/6j5jrr26