Washoe County Library System

At the reading of their grandmother's will, Dan and Amy Cahill are given the choice of receiving a million dollars or uncovering the 39 clues hidden around the world that will lead to the source of the family's power, but by taking on the clues, they end up in a dangerous race against their own family members.

"The race is on to find 39 clues that safeguard a great power, and fourteen-year old Amy Cahill and her younger brother, Dan, are shocked to find themselves in the lead. The search seems to be taking them to Vienna, and they hold a coded piece of Mozart's sheet music that's key to finding the next clue. But tailed by a pack of power-hungry relatives, Amy and Dan can't see if they are sailing toward victory or straight into a deadly trap"--Container....

When Amy and Dan Cahill trace the footsteps of a formidable military leader from the Cahill bloodline, they uncover a devastating secret about the family that changes everything.

In the first 39 Clues book, Amy and Dan Cahill discovered that they're part of one of the most powerful families in human history. Passing up the hush money, the siblings set out to uncover the 39 clues which would reveal the source of their family's awesome power. In each subsequent book, the siblings attempt to discover one clue at a time. Here, in the fifth book, Amy and Dan find themselves on their most dangerous adventure yet as they investigate...

Throughout the hunt for the 39 Clues, Amy and Dan Cahill have uncovered history's greatest mysteries and their family's deadliest secrets. But are they ready to face the truth about the Cahills and the key to their unmatched power? After a whirlwind race that's taken them across five continents, Amy and Dan face the most the difficult challenge yet -- a task no Cahill dared to imagine. When faced with a choice that could change the future of the world,...

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.

Go back to the START and meet thirteen-year-old, PUZZLE-obsessed Luigi Lemoncello! Luigi has a knack for games and puzzles. But sometimes it feels like the cards are stacked against him. UNTIL a carnival arrives in town and Luigi gets the CHANCE OF A LIFETIME—the opportunity to work for the world famous Professor Marvelmous--a dazzling, banana-hat-wearing barker who puts the SHOW in SHOWMAN! When the carnival closes, Professor Marvelmous leaves...

"Sophie Foster wants answers. But after a lifetime of lies, sometimes the truth is the most dangerous discovery. Even the smallest secret comes with terrifying new responsibilities. And Sophie's not the only one with blank spots in her past, or mysteriessurrounding her family. She and her friends are part of something much bigger than they imagined--and their roles have already been chosen for them. Every clue drags them deeper into the conspiracy....

"Math whiz Alice Jones has already cracked a mystery or two. She's smart and she's fearless, so who else would her classmates turn to? But when a famous local scientist vanishes from a locked room, Alice and her detective skills graduate to the big leagues. Dr. Learner had been working on a top-secret invisibility suit that everyone wants. Rumor has it he's disappeared under suspicious circumstances . . . literally. But is wacky science really behind...