Nong Thi Huyen, Huyen. 2025. “CURRENT STATUS OF PROBLEM-SOLVING SKILLS EDUCATION FOR 5-6 YEAR OLD CHILDREN THROUGH EXPERIENTIAL ACTIVITIES IN SOME KINDERGARTENS IN TUYEN QUANG CITY”. SCIENTIFIC JOURNAL OF TAN TRAO UNIVERSITY 10 (6). https://doi.org/10.51453/2354-1431/2024/1280.