UT PHUONG, Dang; LAN PHUONG, Dang; LAN ANH, Dinh. CURRENT STATE OF KNOWLEDGE AND SKILLS OF PRESCHOOL TEACHERS IN TEACHING PROBLEM-SOLVING SKILLS TO 5-6-YEAR-OLD KINDERGARTEN CHILDREN IN STEAM EDUCATIONAL ACTIVITIES. Journal of Science Educational Science, [S. l.], v. 69, n. 4A, p. 198–207, 2024. DOI: 10.18173/2354-1075.2024-0093. Disponível em: https://hnuejs.edu.vn/es/article/view/536.. Acesso em: 15 jan. 2025.