“…The educational level chosen for the literature review are: articles to students of junior, senior/ vocational high school, and university. Two articles for students of junior high school (Maskhuliyah & Bungkang, 2017;Lepiyanto, 2011), 13 articles for senior high school (Sujanem, 2012;Sufinah et al, 2013;Landriany, 2014;Susilo et al, 2014;Tampubolon et al, 2015); and 50 articles for university students (Zuchdi et al, 2010;Parmin & Peniati, 2012;;Tannir & Al Hroub, 2013;Al Azri. & Al Rashidi, 2014;;Celik, 2014;Novian et al, 2014;Khaimar, 2015;Satriawan & Rosmiati, 2016); Fadilah et al, 2016;Nisrina et al, 2016;Komang et al, 2017;Maskhuliyah et al, 2017;Nihayah et al, 2018) as shown in Figure 4.…”