Pham, V. Q.; Phan, T. H. T.; Dang, A. T.; Truong, K. L.; Nguyen, N. G. USING CANVA SOFTWARE TO DESIGN FLASHCARDS FOR TEACHING THE TOPIC ’HUMANS AND HEALTH’ IN THE NATURAL AND SOCIAL SCIENCES SUBJECT AT THE PRIMARY SCHOOL LEVEL. TCKH ĐHSP TPHCM TPHCM 2026, 23, 385-396.