Web of air (Scholastic)

The fabulous sixth book in the Mortal Engines series, fromthe brilliant and award-winning Philip Reeve.Two years ago, Fever Crumb escaped the war-torn city of London in a travelling theatre. Now she arrives in the extraordinary crater city of Mayda, where buildings ascend the cliffs on funicular rails, and a mysterious recluse is building a machine that can fly.

Fever is the engineer he needs - but ruthless enemies will kill to possess their secrets. Mortal Engines is now a major motion picture from Peter Jackson's studio,WingNut Films and stars Hera Hilmar, Robert Sheehan & Hugo Weaving.