Candelia, N.K.C., Anak agung Gede Agung and I Gusti Agung Ayu Wulandari 2022. The CRH-Type Cooperative Learning Model Assisted By Powerpoint Media On Students’ Social Science Knowledge Competencies. Journal for Lesson and Learning Studies. 5, 3 (Dec. 2022), 401–409. DOI:https://doi.org/10.23887/jlls.v5i3.56013.