Manalu, A.T. and Ariatna 2026. Developing Listening Materials Using Educaplay Video Quiz for Seventh Grade Students at UPT SMP Negeri 17 Medan. TRANSFORM: Journal of English Language Teaching and Learning. 15, 3 (Sep. 2026), 165–174. DOI:https://doi.org/10.24114/tj.v15i3.75636.