Success: pre-intermediate. Student's book

What do you get when you ask a group of top-class and experienced teachers and teacher trainers to write a course for young adults? Success for students who: * are at their peak of their cognitive development * seek to learn about the world * aspire to be independent in their learning Success for teachers who: * expect a degree of challenge that matches their students' skills * need a reliable testing package that supports exam preparation * want to cut the time they spend preparing lessons