In the unmissable 3rd adventure in the action-packed series, Apophis the giant snake of Chaos, is still threatening to plunge the world into darkness. Can Carter and Sadie Kane, descendants of the magical House of Life, conquer this deadly demon once and for all? Rick Riordian is the award-winning author of }Percy Jackson & The Lightning Thief{ which saw great success in both the book and film version. Ages: 9+ 'Storytelling that will get readers hooked' Philip Ardagh, }The Guardian{