“…The results of single-variable covariance analysis showed that there is a significant difference between the mean scores of students' critical thinking who have been trained with the kwl strategy and have been trained with the traditional method. This finding is in line with the findings of Maulida & gani (2016), Phromphithak (2015), Dieu (2016), Kumari andJinto (2014), Mihardi, et al (2013), and Amin, et al (2014). According to experts, students 'familiarity with the nature and process of thinking can accelerate critical thinking and develop students' intellectual abilities.…”