Salmawati S, Yulastri W, Martha A. Offline Educational Games and Learning Motivation Effects on Fourth Grade Social Studies Achievement: An Experimental Study. J. Educ. Res. [Internet]. 2026 Jun. 5 [cited 2026 Jul. 2];7(2):727-30. Available from: https://mail.jer.or.id/index.php/jer/article/view/3633