We state board students may find difficult to read NCERT books in English so to overcome that difficulty we can use the technology to translate those English NCERT books in Tamil. If you don't have NCERT books you can download it from www.gokuldeepak.com/ncert Steps to translate: Step 1: click :https://translate.google.com/ Step 2: choose file Step 3: select language Step 4 : click translate You can get 80 % equivalent translation.