"Kiki the engineering explorer and Gustavo the history expert get caught up in a spooky adventure when a ghostly figure shows up at a castle before a big tournament"--Provided by publisher.

Twelve-year-old Spade is a grave thief that gets caught up in a royal heist. Along the way, he meets Ember, the queen's niece, and together they race to solve the mystery of the legendary Deepstones and their connection to the Woegon, the queen, a missing king and the mysterious pebble Spade finds in the Wyndhail cemetery.

The Alden children have another mystery to solve when they visit a castle and must figure out which of the guests has stolen the Stradivarius violin.

"Riley Rhodes finally has the chance to turn her family's knack for the supernatural into a legitimate business when she's hired to break the curse on an infamous Scottish castle. Used to working alone in her alienating occupation, she's pleasantly surprised to meet a handsome stranger upon arrival-until he tries to get her fired. Fresh off a scandal, Clark Edgeware can't allow a self-proclaimed "curse breaker" to threaten his last chance for professional...

Tracing their ancestry to a small Dublin town while honeymooning in Ireland, newlyweds Regan and Jack Reilly learn disturbing information about their families, a discovery with which they are aided by Jack's colleagues at the Major Case Squad.

"An outcast her entire life, Corvina Clemm is left adrift after losing her mother. When she receives the admission letter from the mysterious University of Verenmore, she accepts it as a sign from the universe. The last thing she expects though is an old, secluded castle on top of a mountain riddled with secrets, deceit, and death. An enigma his entire life, Vad Deverell likes being a closed book but knowing exactly everything that happens in the...

Charlie and his magically gifted friends and relatives work together to rescue Billy Raven, a young orphan, from a mysterious and dangerous couple who have adopted him.

When an ancient enchanter is released from the grounds of Bloor's Academy, threatening both of Charlie Bone's parents, the only way Charlie and his friends can defeat him is by finding the red king himself.

Liana and Alexa are best friends who shared everything, including their love of music. One day their simple lives change when they are given an enchanted mirror and befriend a girl trapped inside. To save their new friend, Liana and Alexa embark on a dangerous journey to the hidden Diamond Castle, a journey that will put their friendship to the test. But through the power of song and with the companionship of two 025195015929puppies, the girls face...

At first, Bartholomew Cubbins had just one hat, but when the King ordered him to take it off, he found that he could not--each time there was another on his head.