The Effectiveness of Ion Tangkel Media Based on Cooperative Learning Models in Increasing Motivation and Understanding of Mathematics Concepts for Grade 6 Students at SDN 9 Taliwang. Jurnal, Pendidikan [Internet]. 2023 Dec. 4 [cited 2026 Jun. 27];8(4):1282-9. Available from: https://ejournal.mandalanursa.org/index.php/JUPE/article/view/6199