Carlos and his friends must uncover who is sending death threats to a wealthy eccentric or Carlos' mother may lose her business, and the reader decides which clues they will follow.

While learning to sail during a visit to his grandmother's at the Connecticut shore, eleven-year-old Tony becomes excited about the rumors of sunken treasure in the area and starts following a couple who seem to be making a mysterious search for something.

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.

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

When her parents, the great marine scientists Dr. and Dr. Quail, are killed in a tragic accident, eleven year old Fidelia Quail is racked by grief. But she is forced out of her mourning when she's kidnapped by Merrick the Monstrous, a pirate whose list of crimes stretches longer than a ribbon eel. Her task? Use her marine know-how to retrieve his treasure, lost on the ocean floor. As Fidelia and the pirates close in on the prize, with the navy hot...

After discovering a clue from an old pirate captain, Amelia Bedelia digs for buried treasure.

When his gift for pickpocketing is noticed by the mysterious Finn Argos, Colm begins training to become a member of Thwodin's Legions, a strange group of warriors, mages, and hunters who search for treasure.

A pirate Pete and his mates travel the sea in search of a buried treasure, encountering a musician sea monster along the way.

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...

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.