Muplihah, Lanya H. Development of a Pirie-Kieren Based Quadratic Equation Module Integrated with Game-Based Learning. Pi Math. Educ. J. [Internet]. 2026 Oct. 31 [cited 2026 Nov. 1];9(2):1-10. Available from: https://ejournal.unikama.ac.id/index.php/pmej/article/view/14920