This study aims to determine the student's improvement in reading skill in Indonesian language teaching and learning activity after the implementation of the KWL (Know, Want, and Learn) method. This study used classroom action research that was implemented in two cycles with two meetings each cycle. The results of the study showed that; 1) reading comprehension skill of students is increased by applying the KWL method. Formative I showed an average of 60 with 40% classical completeness and Formative II showed an average of 81 with 85% classical completeness or an increase in classical completeness of 45% and achieving success criteria research; 2) student learning activity is increased by applying the KWL method. In Cycle I, writing activity is 38%, reading activity is 31%, discussion activity is 21%, asking activity is 5%, and the activity which is not relevant to teaching and learning 5% while in Cycle II the writing activity is 31%, reading activity is 36%, discussion activity is 21%, asking activity is 9%, and activity which is not relevant to teaching and learning activities is 3%.