Az-zahra, Puput Lismanda, Fahmi Rohim, Reza Ruhbani Amarulloh, Dwi Nanto, and Aini Nadhokhotani Herpi. 2024. “Comparative Study Between Virtual Laboratory PhET Colorado Versus Applets in Photoelectric Effect”. Kasuari: Physics Education Journal (KPEJ) 7 (2):289-99. https://doi.org/10.37891/kpej.v7i2.644.