Putra, Isaac Akbar Alfahquari Harisma, Suwarno Suwarno, and Hestu Wilujeng. “Educaplay Froggy Jumps: Improving Cognitive Outcomes in Three-Variable Linear Equation Systems”. Indonesian Journal of Mathematics and Natural Science Education 6, no. 2 (December 31, 2025): 102–111. Accessed April 9, 2026. https://mass.uinkhas.ac.id/index.php/mass/article/view/224.