After Mr. Shubin, a Russian boarder, moves into his home, Jake McCauley becomes suspicious when Mr. Shubin says that he knew Jake's father, who disappeared in World War II, and Jake is determined to discover the truth about the man.

A mystery writer's daughter sets out to find her missing father and, along the way, begins to understand the loneliness that has gripped them both since her mother abandoned them years before.

After his mother goes missing, twelve-year-old Amir teams up with the jinn princess Shamsa to find her.

Sixteen-year-old half-alien Sydney Chambers leaves Earth to seek his long-missing father, and unearths a devastating, centuries-old secret about humanity.

Owen Brown is your average fourth grader. Or he was, until his best friend, Dana, disappeared right in front of his face, through the floor of the school. Owen's average life has turned upside down. He's determined to find Dana -- before anyone realizes she's missing. Owen sets out on a mysterious, mythological rescue mission with his friends Jon and Sydney. But what none of them know is that Dana's disappearance is part of a much larger riddle. And...

Detectives Zengo and O'Malley have to set aside their differences to solve a crime at the docks involving a missing schoolteacher and the possibility of illegal fish trade.

Maddie loves spending summers at Havenfall, a Colorado inn where her uncle brokers peace between worlds, until a murder forces her to take on responsibilities for which she is unprepared.

Witty typewriter Olivetti and twelve-year-old introvert Ernest embark on a mission to find Ernest's missing mother that takes them across San Francisco.

A hilarious middle-grade from justin a. reynolds that asks: What happens when five unsupervised kids face the apocalypse under outrageously silly circumstances? When twelve-year-old Eddie Gordon Holloway and his friends are left home from Beach Bash, aka the greatest party of the year, only to realize that everyone in town has disappeared without a trace, they do what any smart, responsible kids would do . . . have the best day ever! No parental...

Eighteen-year-old Calli finds herself alone after the loss of her father--until a bruised and broken girl shows up on her property, forcing her to face the present, rethink her future, and unearth the skeletons of her own past.