Along the train lines north of New York City, twelve-year-old neighbors Myla and Peter search for the link between Myla’s necklace and the disappearance of Peter’s brother, Randall. Thrown into a world of parkour, graffiti, and diamond-smuggling, Myla and Peter encounter a band of thugs who are after the same thing as Randall. Can Myla and Peter find Randall before it’s too late, and their shared family secrets threaten to destroy them all?
A bizarre chain of events begins when sixteen unlikely people gather for the reading of Samuel W. Westing's will. And though no one knows why the eccentric, game-loving millionaire has chosen a virtual stranger - and a possible murderer - to inherit his vast fortune, one things' for sure: Sam Westing may be dead... but that won't stop him from playing one last game!
Miranda is an ordinary sixth grader, until she starts receiving mysterious messages from somebody who knows all about her, including things that have not even happened yet. Each message brings her closer to believing that only she can prevent a tragic death. Until the final note makes her think she’s too late.
Aven was born without arms, but her parents, who adopted her as a baby, made sure she learned how to take care of herself. When her parents announce they're moving from Kansas to Arizona, to run Stagecoach Pass, a falling-apart Western theme park, Aven is not happy about having to start over. But as Aven begins to explore Stagecoach pass, she realizes the theme park could be hiding the secret of Aven's birth mother.
Ted and Kat watched their cousin Salim get on board the London Eye. When the pod lands and the doors open Salim is gone. How is this possible? It isn't, but somehow Salim has disappeared. Ted and Kat are determined to find him, despite the police and their parent's insistence they stay out of the way.
Summer, 1940. Nineteen-year-old Jakob Novis and his quirky younger sister Lizzie share a love of riddles and puzzles. And now they’re living inside of one. The quarrelsome siblings find themselves amidst one of the greatest secrets of World War II—Britain’s eccentric codebreaking factory at Bletchley Park. As Jakob joins Bletchley’s top minds to crack the Nazi's Enigma cipher, fourteen-year-old Lizzie embarks on a mission to solve the mysterious disappearance of their mother.
The Battle of Britain rages and Hitler’s invasion creeps closer. And at the same time, baffling messages and codes arrive on their doorstep while a menacing inspector lurks outside the gates of the Bletchley mansion. Are the messages truly for them, or are they a trap? Could the riddles of Enigma and their mother's disappearance be somehow connected? Jakob and Lizzie must find a way to work together as they race to decipher clues which unravel a shocking puzzle that presents the ultimate challenge: How long must a secret be kept?