Junaidah, A.E., Erman, E. and Rahardjo, R. 2022. Teaching Materials of Cluster Blended-Based Learning on Reduction-Oxidation Reactions to Improve Students’ Scientific Literacy. IJORER : International Journal of Recent Educational Research. 3, 4 (Jul. 2022), 425-440. DOI:https://doi.org/10.46245/ijorer.v3i4.225.