Hamid MA, Alfi C, Fatih M. Development of Tangram Media in Mathematics Learning Flat Built Materials to Improve Self Efficacy in Class 2 of Kendalrejo Negeri Srengat Primary School. edumaspuljr [Internet]. 2024Mar.1 [cited 2026Apr.5];8(1). Available from: https://jurnal.unimen.cloud/index.php/maspuljr/article/view/8293