Ardiana, R., Helenita, & Ika Apriati. (2023). Analysis of the development of symbolic thinking abilities of children aged 5-6 years at Immanuel Kindergarten, Samarinda. Journal of Education Innovation and Curriculum Development, 1(2), 50–56. Retrieved from https://journals.iarn.or.id/index.php/educur/article/view/189