K. . Reyes Alcequiez and G. . Paola Morillo, “Project-based learning approach to algebraic expressions in junior high school”., Trans, vol. 18, no. 2, pp. 193–203, Feb. 2024, Accessed: Dec. 10, 2025. [Online]. Available: https://transformacion.reduc.edu.cu/index.php/transformacion/article/view/114