Puzzle Mystery

Secret Staircase Construction is under attack, and Tempest Raj feels helpless. After former client Julian Rhodes tried to kill his wife, he blamed her "accident" on the home renovation company’s craftsmanship. Now the family business—known for bringing magic into homes through hidden doors, floating staircases, and architectural puzzle walls—is at a breaking point. No amount of Scottish and Indian meals from her grandfather can distract Tempest from the truth: they’re being framed.

Ordinary Elementary is anything but ordinary. Below the classrooms are winding, abandoned, underground passages filled with lost treasures. Fifth-grader Graysen Foxx, aka The Gray Fox—finder of secrets, solver of mysteries, and explorer of the unknown—is hot on the trail of the legendary treasure of long-since-retired Principal Redbeard, which includes a decades’ worth of confiscated gadgets, rare comic books, first-edition Pokémon trading cards, an original Rubik’s Cube, and a retro football handheld video game.

Summertime—as the temperature rises, so does the potential for evil. From Cornwall to the French Riviera, whether against a background of Delphic temples or English country houses, Agatha Christie’s most famous characters solve complicated puzzles as the stakes heat up. Pull up a deckchair and enjoy plot twists and red herrings galore from the bestselling fiction writer of all time.

Grayson Hawthorne was raised as the heir apparent to his billionaire grandfather, taught from the cradle to put family first. Now the great Tobias Hawthorne is dead and his family disinherited, but some lessons linger. When Grayson’s half-sisters find themselves in trouble, he swoops in to do what he does best: take care of the problem—efficiently, effectively, mercilessly. And without getting bogged down in emotional entanglements.

Six strangers arrive at the home of preeminent puzzle master Alexei Vasiliev for the reading of his will. Among them are the deceased's widow, who'd already begun divorce proceedings, a virologist troubled by actions in his past, and a convicted murderer on day release. The potential beneficiaries will split Vasiliev's $150M fortune if they participate in his last great work. The choice is simple: leave the house with nothing or continue in the hope of solving the six interconnecting escape rooms within this house.

Back at the Winterhouse hotel for another holiday season, Elizabeth and Freddy dig deeper into the mystery surrounding Riley S. Granger, a hotel guest who left behind odd artifacts - one being a magical book that the evil Gracella Winters once attempted to use to gain destructive power over the entire Falls lineage. The two friends follow a trail of clues, inadvertently attracting the attention of a suspicious new hotel guest: Elana Vesper. The clock is ticking as they struggle to figure out whether Elana is merely a pawn or a player in the plot to revive the spirit of Gracella.

In 1969 the US Air Force issued a statement that read‚ "No UFO reported, investigated, and evaluated by the Air Force was ever an indication of threat to our national security." This statement has been proven untrue by the testimony of many military officers and airmen and documentation of incidents involving UFOs and nuclear weapons, testimonies of which the US Air Force was fully aware. UAPs and the Nuclear Puzzle details many of these testimonies, some for the first time.

The Immune Mystery follows doctor and researcher Anita Kåss' quest to solve the autoimmune puzzle, beginning with the premature death of her mother, who developed rheumatoid arthritis shortly after giving birth to Anita. As a child, Anita vowed to study the illness and one day find a cure. Becoming a respected doctor and researcher, Anita devoted herself to studying autoimmune disorders like rheumatoid arthritis, lupus, and multiple sclerosis. A compelling blend of incredible determination and cutting-edge science, this book changes the way we think about autoimmune diseases.

Empathetic to a fault, librarian Alice Pepper always had a natural talent for figuring out people and puzzles in the small Oregon town of West Hazel. But as a mystery permeates the quiet Pacific Northwestern community, murder is a challenge she’s not prepared to solve....

Nancy, Bess, and George are excited to attend Oracle College's annual Greek mythology themed gala. But the festive sprit turns troubled when a student falls from the balcony mid-speech. Nancy's investigations quickly reveal this was a case of collegiate sabotage. Can she find the campus menace before someone else gets hurt?

All the world is a puzzle, and Mike Brink—a celebrated and ingenious puzzle constructor—understands its patterns like no one else. Once a promising Midwestern football star, Brink was transformed by a traumatic brain injury that caused a rare medical condition: acquired savant syndrome. The injury left him with a mental superpower—he can solve puzzles in ways ordinary people can’t. But it also left him deeply isolated, unable to fully connect with other people.

Six years after moving to Cottageville and opening Carter's Canine Coiffure, Sarah and her red heeler Australian cattle dog Whiskey discover their elderly neighbor has disappeared and that some people in their town are not who they seem. Whiskey, Sarah, and Sarah's assistant Emily Colt—as well as other townsfolk—embrace being amateur sleuths (and work with local police) to piece together clues to determine what happened to Mrs. Janice Jenkins and why.

On the day they are born, every Swift child is brought before the sacred Family Dictionary. They are given a name, and a definition. A definition it is assumed they will grow up to match. Meet Shenanigan Swift: Little sister. Risk-taker. Mischief-maker. Shenanigan is getting ready for the big Swift Family Reunion and plotting her next great scheme: hunting for Grand-Uncle Vile’s long-lost treasure. She’s excited to finally meet her arriving relatives—until one of them gives Arch-Aunt Schadenfreude a deadly shove down the stairs.

Hiram Gottschalk, owner of the Palm Beach shop Parrots Unlimited, fears for his life. First, he finds a photo of himself and his deceased wife slashed to ribbons; then, a Mass card with his name on it is taped inside of his closet door; now, someone has wrung the neck of his beloved pet bird. In desperation, he turns to McNally & Son for a private investigation. McNally meets with Gottschalk, along with his client's cursing parrot.

The Aldens are on vacation in Seattle! On their first day of sightseeing a mystery falls right into their laps when Benny finds a riddle taped to the bottom of a table. What does the riddle mean, and where will it take them? Follow Henry, Jessie, Violet, and Benny as they crack the mysterious riddle on their way through the Emerald City.

This collection contains The Orange Outlaw, The Panda Puzzle, The Quicksand Question, and The Runaway Racehorse. Dink, Josh, and Ruth Rose are visiting Dink’s Uncle Warren in New York City when several paintings are stolen from his apartment building. Do the kids have enough clues to catch this crafty—and hungry—crook?

1907: The dawn of Egyptology is a time of imperialism and plunder, opulence and unrest, and Dr. Warren Ford, esteemed archaeologist, is the man of the hour. His daughters—intellectual Lila, on the eve of her debut as a Manhattan socialite, and nonconformist Tess, who dreams of following in his footsteps—have always lived in his shadow, and their lives couldn’t feel more different. But when a secretive organization seeks to find a lost relic legendary for its dangerous power, it isn’t Dr. Ford they turn to—it’s his two remarkable daughters.

1930. Nell Fagan is a journalist on the trail of an intriguing and bizarre mystery: in 1606, a man vanished from a locked gatehouse in a remote Yorkshire village, and 300 years later, it happened again. Nell confides in the best sleuth she knows, judge's daughter Rachel Savernake. Thank goodness she did, because barely a week later Nell disappears, Rachel is left to put together the pieces of the puzzle.

Princeton. Good Friday, 1999. On the eve of graduation, two students are a hairsbreadth from solving the mysteries of the Hypnerotomachia Poliphili. Famous for its hypnotic power over those who study it, the 500-year-old Hypnerotomachia may finally reveal its secrets to Tom Sullivan, whose father was obsessed with the book, and Paul Harris, whose future depends on it. As the deadline looms, research has stalled, until an ancient diary surfaces.

Three mysteries in one collection! This volume includes: The Rock 'n' Roll Mystery, The Secret of the Mask, and The Seattle Puzzle.