Widjayatri, Rr. Deni, Iklimatul Hasanah, Denissa Syairahma, Amelia Nugraha, Siti Annidatul Islamiyah, and Irens Sadin. 2023. “A Systematic Review of Play Activities to Optimize children’s Social-Emotional Development”. Atfaluna Journal of Islamic Early Childhood Education 6 (1), 50-60. https://doi.org/10.32505/atfaluna.v6i1.5906.