Kurnia Hastuti, D., Hanim, Z., Aslindah, A. and Kurniawan, V. 2023. Optimizing the Implementation of Child-Friendly Based School Development Plans in the Tropical Rain Forest Climate Area at Samarinda 9 State Senior High School. Educationist: Journal of Educational and Cultural Studies. 2, 1 (Jun. 2023), 8–16.