Pebrianti, A., Caria, R., & Maryono, I. (2024). Development of brain-based learning teaching materials using crossnumber games in mathematics. Pasundan Journal of Mathematics Education : Jurnal Pendidikan Matematika, 14(2), 159–174. Retrieved from https://journal.unpas.ac.id/index.php/pjme/article/view/17161