The third adventure in the spellbinding Harry Potter saga - the series that changed the world of books foreverWhen the Knight Bus crashes through the darkness and screeches to a halt in front of him, it's the start of another far from ordinary year at Hogwarts for Harry Potter. Sirius Black, escaped mass-murderer and follower of Lord Voldemort, is on the run - and they say he is coming after Harry.In his first ever Divination class, Professor Trelawney sees an omen of death in Harry's tea leaves . But perhaps most terrifying of all are the Dementors patrolling the school grounds, with their soul-sucking kiss.These classic editions of J.K. Rowling's internationally bestselling, multi-award-winning series feature thrilling jackets by Jonny Duddle, bringing Harry Potter to the next generation of young readers. It's time to PASS THE MAGIC ON .