Meldayani S, Farida F, Azizah N, Saputra M, Kuswanto RT. Student Learning Activeness: An Experimental Study on the Effectiveness of the 9E Learning Cycle Model. JES [Internet]. 2025 Mar. 24 [cited 2026 May 21];9(2):1008-20. Available from: https://jes.ejournal.unri.ac.id/index.php/JES/article/view/51