ISBN 0385610521

The people of Ash Harbour live in a harsh world, cut off from the harsh environment of the outside world, with their every move watched over. But there is a darker secret behind their world and one 16 year old, Sol, risks everything to discover it.

ISBN 033039908X

The world is drowning and along with it, 15-year old Mara's home. They need to move on, and quickly. Could the clues on an old computer help them find a safe destination? Followed by Zenith.

ISBN 0439949971

The fourth and final novel in Philip Reeve's classy sequence that began with Mortal Engines. With Hester and Tom separated at the end of Mortal Devices and a myriad of loose ends to tie up, Reeve has his work cut out. But their final adventure is very satisfying.