Nguyễn VN. DESIGNING AND USING EXERCISES TO DEVELOP STUDENTS’ COMPETENCE IN APPLYING KNOWLEDGE IN TEACHING THE TOPIC "ENERGY AND TRANSFORMATION" IN GRADE 6 NATURAL SCIENCE. TCKH ĐHSP TPHCM TPHCM [Internet]. 2025 Nov. 28 [cited 2025 Dec. 9];22(11). Available from: https://journal.hcmue.edu.vn/index.php/hcmuejos/article/view/5261