Nofriyanti, Yelva, and Heni Meila Sari. “Implementation of Mathematics Learning Through Media Arrange Smart Dice to Improve Counting Ability in Early Childhood”. JPUD - Jurnal Pendidikan Usia Dini, vol. 13, no. 1, Apr. 2019, pp. 158-71, doi:10.21009/10.21009/JPUD.131.12.