Ever since Tory Brennan and her friends rescued Cooper, a kidnapped wolf pup with a rare strain of canine parvovirus, they've turned from regular kids into a crime-solving pack! But now the very place that brought them together - the Loggerhead Island Research Institute - is out of funding and will have to shut down. That is, unless the Virals can figure out a way to save it!

"Welcome to Nowhere, Arizona, the least livable town in the United States. For Gus, a bright 13-year-old with dreams of getting out and going to college, life there is made even worse by Bo Taylor, Nowhere's biggest, baddest bully. When Bo tries to force Gus to eat a dangerously spiny cactus, Rossi Scott, one of the best racers in Nowhere, comes to his rescue--but in return she has to give Bo her prized dirt bike. Determined to buy it back, Gus agrees...

While searching for the lost treasure of Frogsbottom, Russell the sheep discovers treasure of a different sort.

Diving interns Kaz, Dante, Adriana, and Star take desperate measures to reclaim the sunken treasure that has been stolen away from them by their supervisor Tad Cutter.

Follows the further adventures and misadventures of Hiccup Horrendous Haddock the Third as his Viking training continues and his father leads a stranger and the Hairy Hooligans to the Isle of Skullions in search of a pirate's treasure.

Nancy arrives in Phoenix, Arizona, eagerly looking forward to a fun-filled vacation at Shadow Ranch but finds herself embroiled in a baffling mystery involving a phantom horse and buried treasure.

When Fidelia Quail is kidnapped by the pirate Merrick the Monstrous for her marine know-how, she must master the perils of the ocean while helping Merrick search for his treasure, lost on the ocean floor.

When Dink, Josh, and Ruth Rose visit Plymouth, Massachusetts for Thanksgiving, they uncover a mystery that dates back to the landing of the Pilgrims.

"A rumor that Blackbeard's buried treasure is somewhere near Tupelo Landing causes pirate fever to sweep through town just as clues about Mo's Upstream Mother surface and the Desperado Detectives--aka Mo LoBeau and her best friends Dale and Harm--take onthe most important case of Mo's life"--

When Ted inherits his uncle's apartment "and all the treasure within," he realizes the apartment is set up like a real-life video game and must solve the puzzles with his friends to discover the treasure.