Sukmaningsih, Gusti Ayu Diah, Fahyuddin Fahyuddin, and Rustam Musta. 2026. “The The Effect of the Implementation of Project Based Learning (PjBL) in Improving the Cognitive Learning Outcomes on the Material of Atomic Structure: On Atomic Structure Material”. TOFEDU: The Future of Education Journal 5 (1):375-81. https://doi.org/10.61445/tofedu.v5i1.1558.