Hilyati Ahlina Pengarang

This research aimed to know whether there was a significant effect of using Quizizz toward Students’ Grammatical Understanding at the Eighth Grade of SMPN 108 Jakarta in Academic Year 2020/2021. The research was conducted from April 9, 2021 until April 30, 2021. This research used an experimental method, 36 students of “8-C” class as a sample, which was determined by the English teacher herself and this research used a pre-experimental one-group pretest-posttest design. The writer collected the data using students’ tests that there were pretest-posttest and observation sheet of Learning Process. The data were analyzed by mean, and Wilcoxon signed-rank test. The statistical results showed that there was a significant and has a positive effect of using Quizizz on the students’ grammatical understanding at the Eighth Grade of SMPN 108 Jakarta in Academic Year 2020/2021 and the result of the observation sheet of learning process showed that the writer succeeded when did the learning process by using Quizizz in the class of “8-C” of SMPN 108 Jakarta in Academic Year 2020/2021.