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.

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?

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.

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.

It is the Year of the Wood Dragon, and the ingenious Mike Brink has been invited to Tokyo, Japan, to open the legendary Dragon Box. The box was constructed during one of Japan’s most tumultuous periods, when the samurai class was disbanded and the shogun lost power. In this moment of crisis, Emperor Meiji locked a priceless Imperial secret in the Dragon Box. Only two people knew how to open the box—Meiji and the box’s sadistic constructor—and both died without telling a soul what was inside or how to open it.

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.

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.

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.

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.

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.

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.

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?

Fledging PI Zachariah Davies’s wealthy and eccentric client, toymaker Alton Beacher, wants to hire an investigator who can pose as his boyfriend while figuring out who is behind the recent attempts on his life. And Zach, struggling to save the business his father built, is just desperate enough to set aside his misgivings and take the job.

Orphan Elizabeth Somers’ malevolent aunt and uncle ship her off to the ominous Winterhouse Hotel, owned by the peculiar Norbridge Falls. Upon arrival, Elizabeth quickly discovers that Winterhouse has many charms - most notably its massive library. It’s not long before she locates a magical book of puzzles that will unlock a mystery involving Norbridge and his sinister family.

When Stone Barrington finds his name on a hit list, he plans to lie low until the culprit is caught. But when this foe shows no signs of stopping until his deadly objective is realized in full, Stone is left with no choice but to face the problem head-on. Armed and alert, Stone joins forces with his most savvy connections to catch the perpetrator before the next strike. But it turns out this scum is an expert at evasion in more ways than one, and the international cat-and-mouse hunt that ensues has Stone questioning if he has become the predator or the prey.

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

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.

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.

An enthralling collection of creepy and mysterious stories. From classic detective stories to spine-tingling horror and scary ghost stories, these tales will make your flesh crawl.... 1. 'A Ghost Story' by Mark Twain. 2. 'The Silver Mask' by Hugh Walpole. 3. 'The Cactus' by O. Henry. 4. 'Dead of Night' by W. F. Harvey. 5. 'The Terrible Old Man' by H. P. Lovecraft. 6. 'Rattle of Bones' by Robert E. Howard. 7. 'The Last Leaf' by O. Henry. 8. 'The Magnet' by Barry Pain. 9. 'Pickman’s Model' by H. P. Lovecraft.

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.