1.
Ayu Kristiana Dewi N. A Longitudinal Analysis of Cognitive Transitions: A Case Study on the Evolution of Pre-operational to Concrete Operational Mindsets in Children Aged 5–7. J. Trans. Stud. Edu [Internet]. 2026 Jul. 3 [cited 2026 Jul. 28];2(1):1-14. Available from: https://www.ejournal.spdfharmony.com/index.php/jtse/article/view/126