Fourteen-year-old Amy Cahill and her younger brother Dan thought they could return to their regular lives when they found the 39 clues. But the Vespers, powerful enemies, will stop at nothing to get the clues. And with the Vespers rising, the world is in jeopardy.

A guide to the characters and situations in "The 39 Clues" outlines the Cahills' secrets, including hidden facts, strategies, agents, lost founders, secret bases, and scandals, as well as information about all branches of the family.

As they continue their search for the 39 Clues in China, fourteen-year-old Amy is faced with a terrible dilemma when her eleven-year-old brother Dan suddenly disappears--keep on searching for the next Clue or try to find her brother.

The shadow of the man in black has followed fourteen-year-old Amy Cahill and her younger brother Dan on their worldwide search for 39 Clues that lead to a great power. The man has tried to kill them and he is a Madrigal, as were their parents. And now the man is ready to step out of the darkness for their final confrontation.

Seven siblings are forced by the destruction of their swamp home to move into their grandpa's mansion, but greedy neighbors plot to steal their secrets and place them in homes far away from each other.

"Orphan Seren Rhys is on her way to a new life at the remote country mansion of Plas-y-Fran when she is given a package by a stranger late at night in an empty train station. The package contains a crotchety, mechanical talking crow, which Seren reluctantly brings to her new home. But when she gets there, the happy Christmas she had hoped for turns out to be an illusion--the young son of the house, Tomos, has been missing for almost a year, rumored...

"Rose Alice Anders is Little Luck. Lucky to be born into the Anders family. Lucky to be just as special and magical as the most revered man in town--her father. The whole town has been waiting for Rose to turn twelve, when she can join them in their annual capturing of magic on New Year's Day and become the person she was born to be. But when that special day finally comes, Rose barely captures one tiny jar of magic. Now Rose's dad won't talk to her...

"What if you had no name, no past, and no home? Ivette. Joanna. And now: Katrina Whatever her name is, it won't last long. Katrina doesn't know any of the details about her past, but she does know that she and her parents are part of the Witness Protection Program. Whenever her parents say they have to move on and start over, she takes on a new identity. A new name, a new hair color, a new story. Until their location leaks and her parents disappear....

"For as long as she can remember, twelve-year-old Emily Windsnap has lived on a boat. And, oddly enough, for just as long, her mother has anxiously kept Emily away from the water. But when Mom finally agrees to let her take swimming lessons, Emily makes a startling discovery -- about her own identity, the mysterious father she's never met, and the thrilling possibilities and perils shimmering deep below the water's surface. In a lovely twentieth-anniversary...

As she turns twelve during the summer of 1953, Penny gains new insights into herself and her family while also learning a secret about her father's death. It's 1953 and 11-year-old Penny dreams of a summer of butter pecan ice cream, swimming, and baseball. But nothing's that easy in Penny's family. For starters, she can't go swimming because her mother's afraid she'll catch polio at the pool. To make matters worse, her favorite uncle is living in...