Casupanan, I.H. and Madriaga, L.G.F. 2024. 3F-PT technique in improving the spelling and vocabulary skills of grade 2 pupils at Sta. Rita Elementary School. HO CHI MINH CITY OPEN UNIVERSITY JOURNAL OF SCIENCE - SOCIAL SCIENCES. 15, 2 (Sep. 2024), 24–36. DOI:https://doi.org/10.46223/HCMCOUJS.soci.en.15.2.3180.2025.