Hasibuan, S.A., Dalimunthe, I.S., Samosir, T. and Siregar, R.N. 2026. Quizzy as a Digital Diagnostic Assessment Instrument In Primary Education. International Journal of Community Service (IJCS). 5, 1 (Jun. 2026), 441–451. DOI:https://doi.org/10.55299/ijcs.v5i1.1948.