Mariel Kristine M.Cortez, Mariz D. Singca, Mary Grace E. Banaag. USE OF ZIPGRADE: A REVOLUTIONARY TOOL FOR GRADE 7 TEACHERS IN CHECKING STUDENTS’ LONG TEST AND UNIT TESTS. IJRD [Internet]. 2023 Jul. 20 [cited 2024 Jul. 22];8(7):151-6. Available from: https://eprajournals.net/index.php/IJRD/article/view/2437