Thi Kim Anh N, Van Duyen Em V, Quy Bao N. DESIGN AND ORGANIZATION IN TEACHING THE STEAM TOPIC OF "HAZARD WARNING LIGHTS IN WINDING ROADS AND STEEP PASSES" TO DEVELOP THE REPRESENTATIVE COMPETENCY IN NATURAL SCIENCE. HNUE Journal of Science: Educational Science. 2024;69(2):227-237. doi:10.18173/2354-1075.2024-0039