So the Walker kids - Cordelia, Brendan and Nell - may have saved the world (twice), but they haven't been able to save their home. Their fortune has gone and the Walker family must leave Kristoff House. Things can't get any worse, but then.Fat Jagger - the Colossus - appears in the middle of San Francisco Bay and there are reports of Abominable Snowmen running riot in the city. The Walkers discover that the Wind Witch is planning an all-out invasion and the only way they can stop her is to return to the book world. In their quest to destroy the wind witch forever, the Walkers have to split up and face aliens, dinosaurs and monstrous creatures from the deep. The Walkers always have each other's back, but now they must go it alone in the most important mission yet. And this time, if they fail, there's no coming back.
Clash of the Worlds
HarperCollins Publishers Limited