F. S. Nasution and E. Surya, “Efforts to Increase Student Learning Results with Cooperative Learning Type Learning Model Think Pair Share on the Cube and Beams Materials in Class VIII SMP Kartika I-1 Medan”, IJSBAR, vol. 33, no. 3, pp. 280–290, Jun. 2017, Accessed: Sep. 18, 2025. [Online]. Available: https://www.gssrr.org/JournalOfBasicAndApplied/article/view/7466