Oona and her best friend Otto love to search for treasure...and often find trouble instead. Messy trouble. Tricky trouble. Even shark-related trouble. That's never stopped them before, though! After all, no proper treasure hunt is without some adventure. But when the grandest treasure yet is stuck in a deep, dark rift, Oona's not sure if she can dive right in. What might be waiting for her in those unknown waters?

"Following clues left by their missing father, twelve-year-old twins Bickford and Rebecca Kidd sail from the Caribbean to New York City with their siblings to finish the dangerous quest of their world-famous treasure-hunting parents"--Provided by publisher.

Twelve-year old orphan Emma Casey lives by a haunted graveyard in her Tennessee town, giving tours, and helping her brother and Granny Blue with the family bakery, and waiting for the destiny dream of her ancestors--but when it comes it shows her only a key, and she finds that she must solve a ghostly mystery that has haunted her town for generations.

"The Kidd children--including twelve-year-old twins Rebecca and Bickford--follow mysterious clues that take them from China to Germany, in the hopes of finding their missing father and the treasure that will finally free their kidnapped mother"-- Provided by publisher.

After budget cuts threaten the art and music programs at Ella Mentry School, as well as some services, groundskeeper Burke finds gold and "gilver" on the playground, causing a modern-day gold rush.

When Pinkalicious and Peter play treasure hunters on the family hike, what they find is even better than what they expected--it's treasuretastic!

As further evidence of his family's bad fortune which they attribute to a curse on a distant relative, Stanley Yelnats is sent to a hellish correctional camp in the Texas desert where he finds his first real friend, a treasure, and a new sense of himself.

Follow the tale of Aliyah and Osman, twin treasure hunters pressed into a life of crime. For them, every day is another desperate death-defying adventure until they stumble upon the key that may lead to the greatest treasure ever. But to take home this magical orb, they must first battle their way out of the Tomb of Shadows.

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.

Eva Wingdale and her owl classmates are on a camping trip to the other side of the forest, where one of the assignments is to make useful inventions--but Eva and Lucy become totally distracted by the legend of Nellie Wingdale, founder of Treetopolis and her buried treasure, and never finish their project.