“INCREASING CHILDREN’S COGNITIVE ABILITY THROUGH NUMBERS BALL AT TK AISYIYAH BUSTANUL ATHFAL 3 TENGGARONG”. el Buhuth: Borneo Journal of Islamic Studies 1, no. 2 (March 23, 2022): 137–149. Accessed July 25, 2026. https://journal.uinsi.ac.id/index.php/el-Buhuth/article/view/4316.