Wahyudi, Ilki, and Sufyarma Marsyidin. “The Effect of Open Ended Approaches and Learning Motivation on Mathematical Learning Outcomes in Class V”. International Journal of Educational Dynamics 1, no. 2 (June 1, 2019): 211-217. Accessed May 7, 2024. http://ijeds.ppj.unp.ac.id/index.php/IJEDS/article/view/195.