Henry Carter Hull

When thirteen-year-old Ronan Truelove's seemingly ordinary mom snatches him from school, then sets off on a high-speed car chase, Ronan is shocked. His quiet, nerdy dad has been kidnapped? And the kidnappers are after him, too? His mom, he quickly learns, is anything but ordinary. In fact, she's a member of an ancient order of knights, the Blood Guard, a sword-wielding secret society sworn to protect the Pure, thirty-six noble souls whose safety is...

A shy boy's life is sent spiraling into adventure after a fateful day when he discovers a pig in a small hat and returns it to its home at the mysterious Explorers Club.

Twelve-year-old Cassie Arroyo is a student in Rome, but her life changes when a secret organization, the Hastati, shoots her father--and she learns that she is a member of an ancient bloodline that enables her to use the Spear of Destiny, a legendary object that can alter the future.

"Ronan Truelove barely survived his first encounter with his father and the Bend Sinister. Now, he's determined to become one of the Blood Guard, a sword-wielding secret society sworn to protect thirty-six pure souls crucial to the world's survival. Eager to prove he's got what it takes, Ronan is sent on his first mission with his friends Greta and Sammy to visit a weird-sounding school and take a series of tests called the Glass Gauntlet. Paper and...

In the spring of 1920, teenaged siblings Rebecca and Doug MacKenzie continue their adventures on their uncle's ship, sailing through a typhoon into the Celebes Sea in pursuit of a missing "gyrolabe" which may be connected to the disappearance of their parents.