Purba C, Sitepu RAS, Halirat K. An Exploration of Instructional Materials through the Math Adventure Approach to Enhance Students’ Numeracy Literacy in Island Region. JKPM [Internet]. 2025 Nov. 26 [cited 2025 Dec. 3];4(3):236-47. Available from: https://ejurnal.univamedan.ac.id/index.php/jkpm/article/view/1097