Isbadrianingtyas, Nafi, Cholis Sa’dijah, I Wayan Dasna, and Eddy Sutadji. 2024. “Development of Challenges-Based Learning Thematic Model to Improve Critical Thinking Skills for Primary School Students”. Research and Development in Education (RaDEn) 4 (1):533-42. https://doi.org/10.22219/raden.v4i1.32910.