“…Furthermore, the advantages of PBL, learning is more meaningful because students are faced with situations of applying concepts, integrating knowledge and skills of students, and can increase internal motivation to learn [9]. M. Hosnan suggests the stages of PBL namely student orientation to problems, organizing students to learn, guiding individual and group investigations, developing and presenting work, and analyzing and evaluating the problemsolving process [7]. Several studies have shown that learning with PBL very effective in improving student's writing skills in types of texts that require logical thinking, including procedural text [7], exposition text [11], explanatory text [12], observation report text [13], and description text [14].…”