“…As in the research of Ha et al (2019), Qader & Arslan (2019), and Love et al (2015) who implemented the flipped classroom at the University. Furthermore, previous studies, (Soliman, 2016;Ansori & Nafi', 2018;Vuong, Tan, & Lee, 2018;Ha et al, 2019;Qader & Arslan, 2019;and Love et al, 2015), applied the flipped classroom model in the usual way, namely in the classroom at school, while this research used the flipped classroom in online learning. The used of WhatsApp and Zoom is needed fo online learning.…”