Angelina K. Sinaga, Harun Sitompul and Efendi Napitupulu (2025) “STEM-INTEGRATED PROJECT BASED LEARNING (PJBL) LEARNING TOOLS TO IMPROVE ELEMENTARY SCHOOL STUDENTS’ CREATIVE THINKING SKILLS”, Multidiciplinary Output Research For Actual and International Issue (MORFAI), 5(6), pp. 3468–3476. doi: 10.54443/morfai.v5i6.3557.