Nhung, Nguyen Thi, Trinh Thi Hoang Trang, and Nguyen Thi Khanh My. “Designing Experiential Learning Environments for Preschool Children Toward Competency-Based Development”. Tennessee Research International of Social Sciences 7, no. 2 (November 21, 2025): 176–184. Accessed April 22, 2026. http://triss.org/index.php/journal/article/view/115.