Hani, Mutmaina, Durrotunnisa Durrotunnisa, Sita Awalunisah, Andi Agusniantih, Razkia Razkia, Vita Marcella, and Agis Agis. 2026. “The Effectiveness of Growth Mindset-Based Role Play in Improving Early Childhood Self-Confidence”. Journal of Education Research 7 (2):1039-48. https://doi.org/10.37985/jer.v7i2.3693.