For eleven year-old Hugo Ballard, flying on the Hindenburg is a dream come true. Hugo, his parents, and his four-year-old sister Gertie, are making the thrilling four thousand mile journey across the Atlantic in a zeppelin as big as the Titanic. But as the zeppelin gets ready to land, a blast rocks the Hindenburg and fire consumes the ship. The entire disaster lasts a mere thirty-two seconds, but in those few seconds, Hugo finds himself separated...

Matt Cruse, a student at the Airship Academy, and Kate de Vries, a young heiress, team up with a gypsy and a daring captain, to find a long-lost airship, rumored to carry a treasure beyond imagination.

As members of the first crew of astralnauts, Matt Cruse and Kate De Vries journey into outer space on the Starclimber and face a series of catastrophes that threaten the survival of all on board.

Twins Arthur and Maudie Brightstorm undertake a perilous journey to uncover the truth about the death of their famous explorer father and his supposed sabotage of a competitor's expedition.--

"Brought to the flying city of Highgate when he was only five years old, orphan Milo Quick has never known another home. Now almost thirteen, Milo survives one daredevil grift at a time, relying only on his wit, speed, and best friends Jules and Dagda. A massive armada has surrounded Highgate's crumbling armaments. Because behind locked doors--in opulent parlors and pneumatic forests and a master toymaker's workshop--the once-great flying city protects...