Putra, Agung Kusuma, I Nyoman Jampel, and I Gusti Ngurah Japa. “Improving Science Learning Outcomes Through Two Stay Two Stray Assisted by Concrete Media”. Journal of Education Technology 4, no. 3 (August 3, 2020): 235–243. Accessed May 3, 2024. https://ejournal.undiksha.ac.id/index.php/JET/article/view/26219.