When they take their dog, Watch, for obedience training, the Alden children discover that some of the dogs in the class have vanished and decide to try to solve the mystery of their disappearance.
When their favorite pizza restaurant almost goes out of business, the Alden children try to help their friends stay open while they find out who is behind all their problems.
When Dr. Warthrop goes hunting for the "Holy Grail of Monstrumology" in 1888, twelve-year-old orphan Will Henry follows him to Socotra, plunging into depths of horror worse than anything he has experienced so far.
Hunted across the True Sea and haunted by the lives she took on the Fold, Alina must try to make a life with Mal in an unfamiliar land, all while keeping her identity as the Sun Summoner a secret.
When seventeen-year-old orphaned shapechanger Tessa Gray is kidnapped by the villainous Mortmain in his final bid for power, the London Institute rallies to save her, but is beset by danger and betrayal at every turn.
Anne, an eleven-year-old orphan, is sent by mistake to live with a lonely, middle-aged brother and sister on a Prince Edward Island farm and proceeds to make an indelible impression on everyone around her.
Stubborn, self-reliant, eleven-year-old Zoe, recently orphaned, moves to the country to live with her prickly half-uncle, a famous doctor and sculptor, and together they learn about trust and the strength of family.