"Infernal Devices" is the third thrilling instalment in Philip Reeve's brilliantly-imagined creation, the world of the Traction Era, where mobile cities fight for survival in a post-apocalyptic future. Tom and Hester's daughter, Wren, longs to escape the peace of static Anchorage. She craves the dangerous adventures her parents once had - and a charming submarine pirate is ready to take her to sea. But the mysterious object that she steals for him ignites conflict that will tear the whole world apart. 'Big, brave, brilliant' - "Guardian". Philip Reeve has won the CILIP Carnegie Medal, the "Guardian" Children's Fiction Prize, the Nestle Children's Book Prize and the Blue Peter Book of the Year.