"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.

"A young boy named Bren sets out on the high seas with a mysterious admiral to search for a legendary map that leads to an object of unspeakable power"-- 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.

"Twelve-year-old twins Bickford and Rebecca Kidd and their two older siblings travel to Africa to track down priceless artifacts that will keep the family's treasure hunting business afloat long enough to rescue their kidnapped mother--and possibly find their missing father"-- Provided by publisher.

Thirteen-year-old Eggbert and his friends face old and new enemies when they travel to the New Lands in search of the lost Okalu tribe and its mysterious ancient treasures.

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.

"Tuptown is in trouble. To save it, Pigsticks and Harold must come up with a huge ransom to buy the town from greedy Sir Percival. With his piggy bank empty, Pigsticks turns to a family heirloom: the treasure map of Pigsticks's great-great-grandpig, Pirate Pigbeard. Dressed like scalawags, with a trove of swashbucklers' supplies, the daring duo sets sail. But the atmospheric (some might say "rickety") old pirate ship Pigsticks chooses can't stand...

After tracking down incredible discoveries by Einstein and Darwin, Charlie is back. This time, the great ruler Cleopatra has left behind an extremely valuable and powerful treasure, its location encoded on an ancient stone tablet. In 30 BCE, Cleopatra and her husband, Marc Antony, lost their war against Octavian for control of the Egyptian Empire. However, Cleopatra knew Octavian was really after the mysterious item that was the source of all her...

After bonding over their distaste for the roles they are expected to fill, Rapunzel and Cassandra discover a secret lagoon said to hold the kingdom's greatest power.

The Redwallers face some of their most dangerous villains yet in a treacherous hunt for long-lost treasure.