Lestari, C., D. Hidayatullah Alarifin, and E. Prihandono. “APPLYING THE PRINCIPLES OF CONSTRUCTIVISM THEORY TO IMPROVE STUDENT ENGAGEMENT AND MOTIVATION IN LEARNING”. Journal of Applied Science Education and Innovation , Vol. 1, no. 1, Feb. 2026, pp. 17-23, https://scholar.ummetro.ac.id/index.php/jasei/article/view/11126.