“…When similar content analyses of graduate theses in Turkey were examined, it was observed that: (i) they focused on examining graduate theses in non-ELT fields, like curriculum and instruction, Turkish language, mathematics, biology, geography, computer, science, social science and primary education; (ii) while only a few studies worked on specific areas of interest like children's literature, educational technology, history of education, cooperative learning, problem-based learning, multiple intelligences, values education, and reading instruction, and (iii) none of these content analyses in mainstream education was concerned with coursebook evaluations (Akpınar, Dönder, & Karahan, 2013;Balcı, 2012;Baş & Beyhan, 2012;Bıkmaz, Aksoy, & Tatar, 2013;Biber, Ersoy, & Biber, 2014;Çalık, Ünal, Coştu, & Karataş, 2008;Çetin, 2015;Demir & Ekici, 2015;Dirlikli, Aydın, & Akgün, 2016;Elbir & Bağcı, 2013;Göktaş et al, 2012b, Gömleksiz & Bozpolat, 2013Karadağ, 2009Karadağ, , 2014Kaya, 2013;Küçükoğlu & Ozan, 2013;Oruç & Ulusoy, 2008;Polat, 2013;Saban, 2009;Şahin, Kana, & Varışoğlu, 2013;Şahin, Yıldız, & Duman, 2011;Topsakal, Çalık, & Çavuş, 2012;Tosun & Yaşar, 2015;Uygun, 2012;Yaşar & Papatğa, 2015;Yenilmez & Sölpük, 2014).…”