Saripah I, Tabroni I, Wang Y, Zou G. Number Board Media to Stimulate the Symbolic Thinking Ability of Children Aged 5-6 Years. J. Computer Science Advancements [Internet]. 2023Aug.29 [cited 2025Sep.6];1(2):103-12. Available from: https://ypidathu.or.id/journal/index.php/jcsa/article/view/456