Ilham Ibnu Firdaus, Ludfi Arya Wardana, Didit Yulian Krasdiyanto. Development of Flipped Classroom Model with Differentiation Method (SQ3R) to Improve Critical Thinking Skills. IJED [Internet]. 2025 Apr. 23 [cited 2026 Mar. 1];2(2):68-72. Available from: https://international.aspirasi.or.id/index.php/IJED/article/view/301