DEVELOPMENT OF E-FLASHCARD MEDIA FOR ENGLISH VOCABULARY MASTERY IN A SCHOOL-BASED SETTING IN THE THIRD GRADE AT TANAH TINGGI 7 PUBLIC ELEMENTARY SCHOOL TANGERANG CITY. (2026). J-Shelves of Indragiri (JSI), 8(2), 17-28. https://doi.org/10.61672/jsi.v8i2.3650