2026. Integrating 3C3R Design Problem and Four-Component Instructional Design (4C/ID) into Problem-Based Learning: Addressing Students’ Cognitive Load in Biology Education. Proceeding of IJC-MaSTEd (International Joint Conference on Mathematics, Science, Technology, and Education). 1, 1 (Jul. 2026), 234–242. DOI:https://doi.org/10.31571/ijcmasted.v1i1.1149.