This is a B'Senior level English learning series. The material is presented in a simple, understandable way and is pleasantly covered through interesting texts. The series consists of two main books and is accompanied by the i-book. The i-book is a software that contains the pronunciation and translation of the vocabulary in an interactive format, the audios of the story and additional vocabulary and grammar exercises. The exercises are different from those in the book - in the form of video games and are automatically corrected with an automatic evaluation system. Now you can download the i-book app, to learn English easily and pleasantly through your tablet or smartphone.