Superspy middle schoolers Ben and Erica must embark on mission to rescue Erica's grandfather, who was abducted from a remote Alaskan training facility.

When twelve-year-old River's only friend is kidnapped and dragged to the terrifying spirit world of The Otherwoods, they have no choice but to face the world's monsters and their own fears to become the hero they were destined to be.

"Discovering that the creatures and deities of Tagalog myth are real when her mom is kidnapped, Lulu Sinagtala is drawn into a centuries-long war that threatens to throw the whole universe into chaos while trying to save her mom with her newfound powers"--

Streetwise stray dog Mr. Whiskers and sisters Misty and Zelda follow clues through the streets of San Francisco in their search for the sibling's kidnapped father.

When Nightshade kidnaps his best friend, teen spy Alex Rider must enter the world of virtual reality gaming where the lines between what's real and what's digital are deliberately being blurred by a ruthless enemy.

"Sixteen-year-old Reece is an expert at keeping secrets. She has to be, since her father abducted her ten years ago. For as long as she can remember, she's been on the run, sneaking food out of the dumpster and sleeping in the woods. Every time she moves, the same rules apply-- cut your hair, change your name, and, above all, don' t let anybody get too close. Reece has no choice except to obey Dad's orders. When Reece meets her first real friend,...

"Torn from their lives as regular kids of overworld miners, Max, Inky, and Luke must now live in a hidden library outpost--underwater! While their parents scramble to safeguard books from the wrath of the evil pillagers, the trio form an adventurous S.Q.U.I.D. Squad for investigating the deep mysteries of the ocean. Just when they are getting comfortable in their new home, seven librarians are captured and held for ransom by ancient sea-monsters called...