This English grade 9 Ethiopian Student textbook application is very useful for students who are in need of learning with e books on their smart mobile phone or tablet. ~The application is well compiled for easy reading purpose. ~The application enables the user to easily navigate from chapter to chapter. ~The application retains the page number while the user navigates from chapter to chapter. that is the user doesn\t have to remember what the page number was when he/she go back and forth from each chapter the while using the application. The app saves it automatically. ~And also while are reading, you will not loss the page number you have been during configurational change, that is to say for example when your phone rotates from Landscape mode to portrait and vice versa. ~We have added the a useful feature to retain/save the user\s page number of the book in each chapter when he/she was last reading even when the app is closed totally no need to worry/remember about which page number you wear reading in. ~The application has many useful features just download it and give it a try ~The application work totally offline. ~Please if you love the application give us 5 star rating to encourage us. ~If you have any feedback and any feature you want us to add. please feel free write to write to us using our contact email. ~Download and enjoy the app