The Oxford Bookworms Library offers a wide range of literary genres, including classics, modern fiction, and nonfiction. Specifically designed for secondary school students and adult learners, this series offers seven reading levels, ranging from A1 to C1 according to the CEFR. An example of a thrilling story at B1/B2 level is that of Richard Hannay, who tries to escape the police and a dangerous enemy in remote Scotland, the mysterious "Black Stone." Why do these unknown figures want Hannay dead? Intertaal is a reliable supplier that guarantees fast delivery. These books are ideal for use in education, at work, or for self-study to improve your English.