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Putri Nanda Agustin, Nadi Suprapto, Sunu Kuntjoro. Learning Materials of Concept Attainment Model with Concept Mapping Techniques to Improve Students’ Creative Thinking Skills and Concept Mastery. IJORER  Int. J. Recent Educ. Res. [Internet]. 2022May30 [cited 2025Aug.23];3(3):323-39. Available from: https://journal.ia-education.com/index.php/ijorer/article/view/216