Oppel, Kenneth

Matt, a young cabin boy aboard an airship, and Kate, a wealthy young girl traveling with her chaperone, team up to search for the existence of mysterious winged creatures reportedly living hundreds of feet above the Earth's surface.

When his twin brother falls ill in the family's chateau in the independent republic of Geneva in the eighteenth century, sixteen-year-old Victor Frankenstein embarks on a dangerous and uncertain quest to create the forbidden Elixir of Life described in an ancient text in the family's secret Biblioteka Obscura.

When a newborn bat named Shade but sometimes called "Runt" becomes separated from his colony during migration, he grows in ways that prepare him for even greater journeys.

When his grieving father orders the destruction of the Dark Library, Victor retrieves a book in which he finds the promise of not just communicating with the dead, but entering their realm, and soon he, Elizabeth, and Henry are in the spirit world of Chateau Frankenstein, creating and growing a body.

Continues the adventures of Shade, a young bat, as he searches for his father and struggles to prevent the evil jungle bat Goth from wiping out the sun.

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.

The bat's earliest ancestors, "chiropters," face great evolutionary changes, lead by the youngest son of the colony leader, Dusk, who is the only one that has the ability to fly and see during the night using his echo vision.

In 1973, when a renowned Canadian behavioral psychologist pursues his latest research project--an experiment to determine whether chimpanzees can acquire advanced language skills--he brings home a baby chimp named Zan and asks his thirteen-year-old son to treat Zan like a little brother.

Muscular sixteen-year-old Paul tries to find his genetically stunted younger brother Sam in the polluted ruins of Watertown, where Sam is trying to cure himself with toxic "dead water" that alters the metabolism of those who drink it.