Novfitri, Kurniawati, Mustaji, Bachri S Bachtiar, and Arianto Fajar. “Effectiveness of Project-Based Flipped Learning Model in Improving Early Childhood Cognitive Development”. Futurity Education 4, no. 4 (November 27, 2024): 212–226. Accessed July 8, 2026. https://futurity-education.com/index.php/fed/article/view/406.