When Ted and Kat's cousin Salim disappears from the London Eye ferris wheel, the two siblings must work together--Ted with his brain that is "wired differently" and impatient Kat--to try to solve the mystery of what happened to Salim.

"Mia and her friends have discovered a magical passageway to Never Land! But when her little sister Gabby goes to Never Land alone, the passageway closes up, with a fairy stuck on the Main Land side, too"--

"Two sisters inexorably altered by a terrible accident, a missing nine-year-old girl, and the shocking connection between them"--

Lives of four misfits are intertwined when a bully's prank lands shy Virgil at the bottom of a well and Valencia, Kaori, and Gen band together in an epic quest to find and rescue him.

When eleven-year-old Dylan Anderson is kidnapped, his subsequent rescue leads to the discovery of Ethan Jorgensen, who had disappeared four years earlier, and now Dylan's sister Caroline befriends Ethan and wants to learn the truth about her autistic brother's captivity.

While searching for his mysteriously lost human family, Buddy the dog is adopted by another family and helps solve the mystery of their missing boy.

"When he keeps insisting that his little brother is missing even though no one else can remember that Liam ever existed, Charlie and his best friend Ana are determined to follow the instructions on a note that may help them find out what happened to Liam."--

"Thirteen-year-old Karma lives with her family at their raptor conservation center in Montana. When she has to take her beloved bird, Stark, the gyrfalcon she rescued, back to its owner, she's sorely disappointed. But things get worse when a car accident leaves her father and brother trapped. It's up to Karma--and a runaway boy named Cooper who ends up by her side--to survive the wilderness and find a way to rescue them"--

Emotionally crippled by his obsessive-compulsive disorder, teenager Matthew Corbin rarely leaves his room on a cul-de-sac in London, and he passes the day observing and writing down his neighbors doings from his window--but when a toddler staying next door disappears Matt is the key to solving a mystery and possibly saving a child's life...if he can manage to expose himself, and his secret guilt to the outside world.

When one of the lambs on the farm gets lost on the other side of the river, Daisy, who can communicate with animals, and her dog Boom help return him to the flock.