Moh Saiful Bahri, Umi Mahmudah. ANALYSIS OF PROJECT-BASED LEARNING MODEL ON RECYCLING USED BOTTLES TO ENHANCE CRITICAL THINKING SKILLS AND ECOPRENEURSHIP SKILLS IN ELEMENTARY SCHOOL STUDENTS. INJOSS [Internet]. 2024 Jan. 20 [cited 2026 Mar. 19];3(1):270-82. Available from: https://injoss.socian.my.id/index.php/joss/article/view/126