1.
Chayani SN, Setyawan A. IMPROVING COGNITIVE LEARNING OUTCOMES OF SCIENCE LESSONS THROUGH PROBLEM BASED LEARNING MODELS ASSISTED BY PUZZLES. maktab [Internet]. 2022 Jul. 4 [cited 2024 Jul. 3];1(1):249-58. Available from: https://journal.citradharma.org/index.php/maktab/article/view/470