Rudin, Raka, Tri Joko Raharjo, and Kamsidjo Budi Utomo. 2021. “The Effect of Project-Based Learning Making Dioramas from Inorganic Wastes on Elementary School to Enhance Student’s Conceptual Understanding and Creativity”. Journal of Primary Education 10 (3), 297-307. https://doi.org/10.15294/jpe.v10i3.49927.