Round Rock Public Library

Dan and Amy are on their most dangerous quest yet, one that brings them face to face with the only force capable of scaring the vicious Lucians: the Madrigals.

Four orphans take shelter in an old boxcar during a storm, and, determined to make it their own, they turn it into a safe, cozy home.

What would happen if you discovered that your family was one of the most powerful in human history? What if you were told that the source of the family's power was hidden around the world in the form of 39 clues? And, what if you were given a choice of taking a million dollars and walking away or getting the first clue to the mystery? If you're Amy and Dan Cahill, you take the clue, and begin a very dangerous race!

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,...

Nancy Drew solves her first mystery when the accidental rescue of a little girl who lives with her two great-aunts leads on an adventurous search for a missing will.

Amy and Dan cross the oceans on the trail of a famous aviator, but they find more than they're looking for as their enemies become more vicious, and the truths they discover become more crushing than ever.

As the race to find the 39 Clues builds to its explosive finish, Amy and Dan must explore an ancient culture and steal a Clue guarded by thousands of the world's best-trained soldiers. It's the most dangerous Clue search yet ... and it may mean the end for Amy and Dan.

Hank the Cowdog, Head of Ranch Security, is framed for the murder of a chicken and becomes an outlaw with the coyotes.

Twelve-year-old Teddy Fitzroy is the prime suspect when FunJungle's newly-acquired koala goes missing, thanks to a prank staged by middle school bully Vance Jessup.

Shaken by a shocking loss, Amy and Dan flee to an exotic island in Indonesia to trace the footsteps of their most formidable ancestor yet: a military leader of mythic proportions.