Eduscience : Jurnal Ilmu Pendidikan p-ISSN 2460-7770| e-ISSN : 2502-3241 Jurnal Eduscience Volume 7 Nomor 2, Februari 2022 79 USING QUIZIZZ APPLICATION TO ENHANCE STUDENTS’ GRAMMAR COMPETENCE Dyah Supraba Lastari English Education Study Program, Teacher Training and Education Faculty, Universitas Muhammadiyah Tangerang, Banten. Jl. Perintis Kemerdekaan I No.33, Cikokol, Kota Tangerang, Banten 15118 dslastari@yahoo.co.id Abstrak Kelas bahasa Inggris online masih menjadi acara yang umum hingga paruh kedua tahun 2021 karena pandemi Covid-19. Kondisi ini juga terjadi pada mahasiswa semester tiga Universitas Muhammadiyah Tangerang. Ada banyak keterbatasan dalam kelas online, termasuk siswa tidak dapat memiliki latihan tata bahasa Inggris yang memadai. Berdasarkan latar belakang tersebut, peneliti mencoba menggunakan aplikasi Quizizz untuk memfasilitasi siswa untuk berlatih lebih banyak tentang tata bahasa Inggris. Penelitian ini bertujuan untuk mengetahui pengaruh penggunaan aplikasi Quizizz terhadap kompetensi tata bahasa siswa. Subyek penelitian ini adalah mahasiswa semester III Universitas Muhammadiyah Tangerang. Intervensi aplikasi Quizizz diimplementasikan sebelum sesi zoom, selama sesi zoom dan setelah sesi zoom. Data diperoleh dari pretest, posttest, angket dan wawancara. Hasil penelitian ini akan menunjukkan apakah ada peningkatan kompetensi grammar siswa dan menggambarkan persepsi siswa terhadap penerapan Quizizz. Kata kunci: tata bahasa, EFL, quizizz Abstract Online English classes are still common occurrences until the second half of 2021 due to Covid-19 pandemic. This situation also happens to the third semester students of Universitas Muhammadiyah Tangerang. There are many limitations in online classes, including students can not have sufficient English grammar practice. Based on these backgrounds, researcher tried to use Quizizz application for facilitating students to practice more on English grammar. This study aimed to investigate the effect of using Quizizz application on students’ grammar competence. The subjects of the study were third semester students at Universitas Muhammadiyah Tangerang. Interventions of Quizizz application were implemented before zoom sessions, during zoom sessions and after zoom sessions. The data were obtained from pretest, posttest, questionnaires and interview. The results of this research would show whether there were improvements on students’ grammar competence and described students’ perception toward the implementation of Quizizz. Keywords: grammar, EFL, quizizz Introduction Since the global spread of corona virus, online learning settings have become common occurrences in all levels of educations. Some adjustments and necessary flexibility have been adapted to new situations so that we can keep abreast with all possible new trends. Teachers begin to utilize technology which includes video conferences, learning videos, and educational games. There are considerable points to take into account when making decision and selection regarding the applications of technology as well as its helpful learning tools. The shifting of teaching methodology from face to face learning to online learning has also impacted English as Foreign Language (EFL) classes. EFL teachers have tried to explore a myriad of strategies and techniques of instructions to optimize students’ online learning experience, including learning English Grammar. Grammar is a fundamental component and an important guide in English language learning. Learning English means that we have to study the structure of the language, as well as the pattern to enable us to communicate properly. In other word, we have to learn about grammar to be able to communicate using a more structured language. Grammar is generally defined as a set of rules specifying the correct ordering of words at the sentence level (Nunan, 2003) Longman dictionary of applied linguistics defines grammar as “a