In Beyond the Door the children are on the other side of the doorway, in the Time Vault. They meet the school caretaker and discover that he is Mortlock, a Time Guardian. Mortlock explains their mission - to fight the Virans, whose aim is to destroy history as we know it. Biff, Chip, Kipper and friends are older now and their true destiny is about to be revealed... Can they stop the evil Virans from destroying history as we know it? The Time Chronicles are exciting chapter books following your favourite characters on a series of adventures through time. These captivating stories feature familiar characters in fast-paced adventures to engage children. The missions feature real historical events and characters, fascinating facts and thrilling plots. Children will love reading these language-rich adventures. Books contain inside cover notes to support children in their reading. Help with children's reading development also available at www.oxfordowl.co.uk. The books are finely levelled, making it easy to match every child to the right book.