"Clayton Stumper might be in his twenties, but he dresses like your grandpa and fusses like your aunt. Abandoned at birth on the steps of the Fellowship of Puzzlemakers, he was raised by a group of eccentric enigmatologists and now finds himself among the last survivors of a fading institution. When the esteemed crossword compiler and main maternal presence in Clayton's life, Pippa Allsbrook, passes away, she bestows her final puzzle on him: a promise...

Avery's fortune, life, and loves are on the line in the game that everyone will be talking about. To inherit billions, all Avery Kylie Grambs has to do is survive a few more weeks living in Hawthorne House. The paparazzi are dogging her every step. Financial pressures are building. Danger is a fact of life. And the only thing getting Avery through it all is the Hawthorne brothers. Her life is intertwined with theirs. She knows their secrets, and...

"Twelve clues. Twelve keys. Twelve days of Christmas. But how many will die before Twelfth Night? The annual Christmas Game is afoot at Endgame House, the Armitages' grand family home. This year's prize is to die for -- deeds to the house itself -- but Lily Armitage has no intention of returning. She hasn't been back to Endgame since her mother died, twenty-one years ago, and she has no intention of claiming the house that haunts her dreams. Until,...

"The 16th novel by #1 bestselling author Louise Penny finds Chief Inspector Armand Gamache of the Sûreté du Quebec investigating a sinister plot in the City of Light On their first night in Paris, the Gamaches gather as a family for a bistro dinner with Armand's godfather, the billionaire Stephen Horowitz. Walking home together after the meal, they watch in horror as Stephen is knocked down and critically injured in what Gamache knows is no accident,...

Kit Sutherland moves to Washington, DC to work as an codebreaker at Arlington Hall, but when she stumbles onto a bloody homicide scene, she joins forces with other girl codebreakers to find the man killing Government girls.

"On an island nation in the Indian Ocean, the explorers venture through a vast underwater world and take part in a friendly robotics competition. But the tides of good fortune change quickly. Suddenly, Team Cousteau jumps into action to rescue a faculty member from the brink of death. Meanwhile, the team follows the Cruz's mother's clues to a magnificent tomb and center of spirituality precariously perched on the side of a cliff. There, Cruz is confronted...

The CIA forces twelve-year-old Charlotte "Charlie" Thorne, a rebellious genius, to use her code-breaking skills on an epic global chase to locate Einstein's last equation before dangerous agents discover it and unlock the solution to harnessing energy.-- Provided by Publisher.

It was only a few days ago that Tess Biedermann, Theo Biedermann, and Jaime Cruz, along with a mysterious figure from the past, managed to survive an assault on the location of the latest clue in the Morningstarr cipher -- and, in the process, made a shocking discovery about their own connection to this one-hundred-sixty-year-old enigma. Now the friends are divided. Tess and Theo have no idea what the photo they found in Greenwood Cemetery means,...

Remember, you are bound by the Official Secrets Act... 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...

"Still reeling from the life-changing discovery he found buried in the mysterious archive, Cruz Coronado grapples with an important secret as the gang heads to China in search of the second-to-last piece of the cipher. Under the watchful eye of a new adviser, life on the ship returns to almost normal . . . Almost. Just as things seem to be going smoothly, a familiar face shocks Cruz back into reality, and the final piece in this life-and-death scavenger...