"Quinnie's teacher has disappeared. Quinnie suspects a kidnapping but her mom, even though she's the sheriff of their small Maine town, disagrees. So Quinnie teams with her glamorous new neighbor to investigate the mystery"--

When his best friend disappears from her bedroom in the middle of the night, thirteen-year-old Theo uses his legal knowledge and investigative skills to chase down the truth and save April.

Marzana and her best friend, Nialla, are bored. In a city where normal rules don't apply, it seems that adventure should be everywhere, yet nothing exciting ever happens to them. Nothing, that is, until Marzana's parents are recruited to help solve a kidnapping that makes no sense. This could be the excitement Marzana and Nialla have been looking for-if they can crack the case without getting caught meddling. They gather a group of kid detectives...

When new team members are being kidnapped and threatened, Frank and Joe join the basketball team at the request of their principal to uncover the culprits.

"What really happened to Charlie? It's the question that John can't seem to shake, along with the nightmares of Charlie's seeming death and miraculous reappearance. John just wants to forget the whole terrifying saga of Freddy Fazbear's Pizza, but the past isn't so easily buried. Meanwhile, there's a new animatronic pizzeria opening in Hurricane, along with a new rash of kidnappings that feel all too familiar. Bound together by their childhood loss,...

It started with a kidnapping. A shadowy organization known only as the Vespers snatched seven members of the Cahill family and demanded a series of bizarre ransoms from around the world. Thirteen-year-old Dan Cahill and his older sister Amy began a global treasure hunt, determined to bring back whatever Vesper One needed, so long as it kept the hostages safe. But when they deliver the last ransom, Amy and Dan discover Vesper One's terrifying endgame....

On a mission to rescue Empress Justina's son from his pirate kidnappers, Hal and the brotherband crew set sail amid stormy seas to the island of Santorillos where they encounter a formidable obstacle, a caldera.

Cordelia, Brendan, and Eleanor Walker, aged fifteen to eight, must rely on a mysterious book to face the Wind Witch and her father, the Storm King, who have kidnapped Dr. and Mrs. Walker and brought them to a strange world of magic.

When her parents, the great marine scientists Dr. and Dr. Quail, are killed in a tragic accident, eleven year old Fidelia Quail is racked by grief. But she is forced out of her mourning when she's kidnapped by Merrick the Monstrous, a pirate whose list of crimes stretches longer than a ribbon eel. Her task? Use her marine know-how to retrieve his treasure, lost on the ocean floor. As Fidelia and the pirates close in on the prize, with the navy hot...

"They say that a ghost witch lives in the woods, up on Brewster's Hill. They say her companion, Bloody Bones, has a pig skull for a face and stands taller than a man, his skeleton gleaming white in the moonlight. They say that the witch takes young girls, and no one ever sees them again. Daniel doesn't believe the stories about the witch or her beast. He figures the kids on the bus are just trying to scare him, since he's new. But when his sister,...