Sixteen-year-old Jacob, having traveled to a remote island after a family tragedy, discovers an abandoned orphanage, and, after some investigating, he learns the children who lived there may have been dangerous and quarantined and may also still be alive.

Siblings Evan and Jessie must solve the mystery of a missing cherished family treasure while coming to terms with their beloved granother's unsettling behavior.

The story will give kids the scoop on Antarctica including how the continent formed, how cold it is, who owns the continent, who wants to own it, the history of adventurers who went there and the wildlife, including penguins.

For months, Summer is trapped in a cellar with the man who took her and three other girls: Rose, Poppy, and Violet.

When popular Lizzie Lovett goes missing, seventeen-year-old Hawthorne, a lonely misfit, finds herself becoming obsessed with solving the mystery.

Christina 10, and Grant 7, travel to Cairo, Egypt in search of solving a mystery and saving themselves from becoming mummies.

Nate the Great and his cousin Olivia are on the case of a runaway turkey, but unfortunately the clues appear to contradict each other.

All dogs like mud. All dogs like biscuits. This is a fact. But when mud and biscuits happen at the same time, Jack knows there is skulldoggery in the air. Who is mudding the show dogs of Doggeroo?

Dink and his friends investigate why pets, like Mrs. Davis's canary, Mozart, are mysteriously disappearing all over town.

A mouse who lives in Sherlock Holmes' cellar evolves a daring plan to uncover the identity of a kidnapper.