Adzim, Ainun Khuluqun. 2020. “The Effectiveness of Role-Playing Methods on Student’s Critical Thinking Skills in ‘Interaction Between Creatures And Its Surroundings’ Topic in Junior Highschool 1 Berbah”. Journal of Science Education Research 4 (2):76-80. https://doi.org/10.21831/jser.v4i2.35718.