1.
Nopiana F, Muslim AH. Improving students’ self-confidence and learning achievement through contextual teaching and learning assisted by puzzle media. JPD [Internet]. 2026 Jun. 28 [cited 2026 Jun. 28];14(1):18-27. Available from: https://www.jurnalstkipmelawi.ac.id/index.php/JPD/article/view/5043