Carolin Panjaitan, David Berthony Manalu, and Siska Anggita Situmeang. “Using Scramble Game To Develop English Vocabulary Of Grade Seven Students At SMP Negeri 1 Pematangsiantar”. Jurnal Ilmu Pendidikan dan Sosial 2, no. 3 (October 31, 2023): 319–328. Accessed April 17, 2026. https://putrapublisher.org/ojs/index.php/jipsi/article/view/435.