Putri Nanda Agustin, Nadi Suprapto and Sunu Kuntjoro 2022. Learning Materials of Concept Attainment Model with Concept Mapping Techniques to Improve Students’ Creative Thinking Skills and Concept Mastery. IJORER : International Journal of Recent Educational Research. 3, 3 (May 2022), 323-339. DOI:https://doi.org/10.46245/ijorer.v3i3.216.