When his sister disappears, Noah, along with their best friends, Ella and Richie, sneak into the neighborhood zoo and delve into the unknown world of the animals, where they discover a great secret that the zoo is protecting.

Franklin wanders off while playing hide and seek with his friends.

When a child goes missing in New York City's Times Square, Finnegan the police horse leads his partner, Fox, to the rescue.

"Sophie Mouse's brother, Winston, wants to help her build a fort in the woods, but Sophie Mouse tells him he should go home because he's too little. When she realizes that she could use his help, he's nowhere to be found!" -- Provided by publisher.

"In the night, a young boy goes missing from his bedroom. Police detective Austin Black assures desperate single mother Eva Billows that he'll find her son. He has to, so he can put to rest his own harrowing memories. With his search-and-rescue bloodhound, Justice, Austin searches every inch of Sagebrush, Texas. And when Eva insists on helping, Austin can't turn her away. Eva trusts no one, especially police, but this time, Austin--and Justice--won't...

"After Iris's sister goes missing, can the unicorns help to find her before it is too late?"--WorldCat.

On the first day of vacation thirteen-year-old Davey Tsering wakes up early, slips out of his family's hotel room without telling anyone, and heads for the beach and a swim in the warm Floridian waters--and a fateful meeting with a shark.

"A missing baby's trail has gone cold.But this K-9 unit has one last lead…With a baby still missing after months of searching, Rocky Mountain K-9 Unit handler Lucas Hudson and his furry partner must protect the only witness as she recovers from amnesia. But the kidnapper wants Kate Montgomery silenced-permanently. Now hiding in the icy Montana mountains might be the key to their survival and to triggering Kate's memories of the night baby Chloe...