Before Jake’s grandfather died, he was on the trail of a centuries-old mystery. And he has entrusted that mystery to Jake, leaving behind a set of hidden codes, riddles, maps, and other clues that lead Jake and his friends on a scavenger hunt into the heart of Colorado’s wild and rugged Rocky Mountain National Park.

When Stella and her younger brother, Tom, move to their new London home, they become mystified by the disappearances of Harry, their elderly neighbor's small dog. Where does he go? And why does he keep reappearing wet-through? Their quest to solve the riddle over the summer holidays leads to a boat buried under a grassy mound, and a tunnel that takes them to a secret lake.

On May 1, 1915, with WWI entering its tenth month, a luxury ocean liner as richly appointed as an English country house sailed out of New York, bound for Liverpool, carrying a record number of children and infants. The passengers were surprisingly at ease, even though Germany had declared the seas around Britain to be a war zone. For months, German U-boats had brought terror to the North Atlantic.

Twelve-year-old Paris Pan has moved to a small town where she has a real shot at making friends. But that friendship comes at a price. She must take the dare, something that caused a girl to disappear on the very property she now resides. To make matters worse, Paris must play basketball against her will, eradicate a crush on the least desirable boy in seventh grade, and cope with a family crisis that was possibly caused by a chili dog.

Twelve-year-old cousins Sophie and Jessica don’t have much in common. Sophie loves hiking and her small town. Jessica would rather be shopping in a city. The only mystery is how they’ll be able to spend the summer together. Then they find a briefcase in the forest with a surprise inside. When they hear footsteps behind them and bad guys run after them, they have no choice but to work together to solve the mystery of the feather chase.

Rebekah Daniels is always excited about something. Most of the time, it's anything at all to do with solving a mystery. Now, she's super excited to be going to a brand-new school with her best friend, Mouse. But so far, her first day isn't starting out so well. She really couldn't help running into the janitor, because how would she get to class in time without running? But, the bigger question remains.... That janitor had shown up in the hall out of nowhere! Rebekah is sure of it. So, now she has her first fifth-grade mystery to solve, and it's a big one!

Eleven-year-old Charlie Reese has been making the same secret wish every day since fourth grade. But when she is sent to the Blue Ridge Mountains of North Carolina to live with family she barely knows, it seems unlikely that her wish will ever come true. That is until she meets Wishbone, a skinny stray dog who captures her heart, and Howard, a neighbor boy who proves surprising in lots of ways. Suddenly Charlie is in serious danger of discovering that what she thought she wanted may not be what she needs at all.

Living in the luxurious Arcanum building—with its interior balconies perfect for playing tag, an elevator like an iron birdcage, and quirky neighbors behind every apartment door—has always been fun and games for twelve-year-old Minerva Keen…until her neighbors start getting poisoned. Anyone could be next, and everyone is a suspect, including Minerva herself. To clear her name and help the police crack the case, Minerva starts her own detective club.

US President Keegan Barrett has swept into office on his success as Director of the CIA. Six months into his first term, he devises a clandestine power grab with deadly consequences. Barrett personally orders CIA agents Liam Grey and Noa Himel to execute his plan, but their loyalties are divided. The CIA serves at the pleasure of the president, yet they’ve sworn to support and defend the Constitution of the United States against all enemies, foreign and domestic. When the threat comes directly from the Oval Office, that’s where the blowback begins.

Secret of the Staircase: Something's lurking beneath the famous staircase at The Jefferson, Richmond's historic downtown hotel. Back in 1895, when the hotel opened, real alligators roamed free in the courtyard fountains. That was ages ago...or was it? When young brothers Sam and Derek arrive at The Jefferson for an elegant wedding weekend with their parents, they love exploring the old hotel. But when the wedding rings go missing and Sam is blamed, the boys and their friends must hunt down the truth no matter where it leads.

Lisa Power is a tortured ghost of her former self. The author of a bestselling thriller called Thief River Falls, named after her rural Minnesota hometown, Lisa is secluded in her remote house as she struggles with the loss of her entire family: a series of tragedies she calls the “Dark Star.” Then a nameless runaway boy shows up at her door with a terrifying story: He’s just escaped death after witnessing a brutal murder - a crime the police want to cover up. Obsessed with the boy’s safety, Lisa resolves to expose this crime.

The last thing Kaylee wants to do is participate in a childish scavenger hunt - especially inside the abandoned retirement home on the edge of town. When she finds a bruised, deaf boy hiding inside one of the rooms, she vows to lead him to safety - only to discover the front doors are now padlocked, and her friends are nowhere to be found. Kaylee is about to learn that not everything that goes "bump in the night" is imaginary, and sometimes there are worse things to fear than ghosts.

Rex Walker always wanted to be like his father: a daring, adventurous man, traveling the world in pursuit of mysterious relics. While teaching anthropology at a Boston college, Rex attempts to bury the past, until he discovers a hidden clue he can’t ignore. With the help of a former student, he teams up with an alien-obsessed billionaire, and they search for the fabled Bridge. As an unidentified object nears Pluto, speculation surges. Some hail it as the homecoming of a distant alien race, and this cult is unwavering in their efforts to usher our world into a new era.

Eve and Maggie Abbott are desperate. Out of money, and options, they are forced to move into one very old house. It happens to have belonged to their dead grandmother, but the rent is cheap, and the location is killer. That last sentence is a joke, unless you're into a "middle of nowhere" vibe - and cows.

No one likes Jack. His wife is gone and his neighbors avoid him. He's a recluse and a creep, and that's just the way he wants it; he can ignore what they say behind his back if they leave him to his work and his daily walks. But when ten-year-old Emma goes missing in the nearby woods, the eyes of his neighbors turn toward him, their fear and accusations escalating as the days go by. Jack proclaims his innocence, but what the neighbors - and the listener - find out is the last thing anyone would suspect.

Using a cutting-edge technology called DHI - which stands for both Disney Host Interactive and Daylight Hologram Imaging - Finn Whitman, an Orlando teen, and four other kids are transformed into hologram projections that guide guests through the park. The new technology turns out, however, to have unexpected effects that are both thrilling and scary. Soon Finn finds himself transported in his DHI form into the Magic Kingdom at night. Is it real? Is he dreaming? Finn’s confusion only increases when he encounters Wayne, an elderly Imagineer who tells him that the park is in grave danger.

The globe-trotting thief in the red fedora returns! And now, the question isn't where—but who? In the role of Carmen Sandiego, award-winning performer Kyla Garcia reveals, for the very first time, the backstory of the ever-elusive master criminal whose whereabouts captured the imaginations of children everywhere—through educational video games, animated series, and a popular PBS "gameshow" for middle schoolers in the 1990s.

For the first time in a beautiful new edition, this omnibus will collect together the original official novelizations of both Ghostbusters 1 and 2.

Will Wilder is a mischievous, headstrong 12-year-old with an otherworldly gift - he alone can see the nefarious creatures encroaching on Perilous Falls. For nearly a century, a sacred relic has protected his hometown from the raging waters surrounding it. But when Will "borrows" the relic for his own purposes, he accidentally unleashes an ancient evil. As boats sink and hideous creatures crawl from the rising waters, Will must set things right before it is too late.

Ever come across a situation that simply wasn't right - where someone was getting the dirty end of the stick and you wished you could make things right but didn't know how? Fourteen-year-old Jack knows how. Or rather he's learning how. He's discovering that he has a knack for fixing things. Not bikes or toys or appliances - situations...It all starts when Jack and his best friends, Weezy and Eddie, discover a rotting corpse - the victim of ritual murder - in the fabled New Jersey Pine Barrens. Beside the body is an ancient artifact carved with strange designs.

Arlo Finch is a newcomer to Pine Mountain, Colorado, a tiny town of mystery and magic, but he has already attracted the attention of dark and ancient forces. At first he thinks these increasingly strange and frightening occurrences are just part of being in Rangers, the mountain scouting troop where he learns how to harness the wild magic seeping in from the mysterious Long Woods. But soon Arlo finds himself at the center of a dangerous adventure, where he faces obstacles that test the foundations of the Ranger's Vow: Loyalty, Bravery, Kindness, and Truth.

Prepare for thrills and chills as three acclaimed authors unite in Twisted Fate, a spine-tingling collection of stories: Hunted by Traci Hunter Abramson; Death House by Gregg Luke; and Haunting Reminders by Stephanie Black.

In a riveting debut thriller that has drawn comparisons to masters of the genre like Dennis Lehane and Michael Connelly, Brian Freeman weaves obsession, sex, and revenge into a story that grips the reader with vivid characters and shocking plot twists from the first minute to the last.

After a botched escape plan from her boarding school, Abigail is stunned to discover the school is actually a cover for an elite spy ring called The Center, along with being training grounds for future spies. Even more shocking? Abigail's mother is a top agent for The Center and she has gone MIA, with valuable information that many people would like to have - at any cost. Along with a former nemesis and charming boy from her grade, Abigail goes through a crash course in Spy Training 101, often with hilarious - and sometimes painful - results.

The kids at school call Billy "Dragon Breath" for good reason. His breath is bad! It isn't the normal, morning-mouth bad; it's the hot-as-fire, "don't-you-dare-get-near-me" bad. And hearing "Dragon Breath" ringing in his ears, he constantly tries to cool his oral volcano. Trouble erupts when his hot breath sets off the fire sprinklers in the boys' restroom at school, and his parents learn that they've kept their secret for too long. Billy finally discovers the secret. His father was once a dragon!

The summer is winding down in San Diego. Veronica is bored, caustically charismatic, and uninspired in her photography. Nico is insatiable, subversive, and obsessed with chaotic performance art. They’re artists first, best friends second. But that was before Mick. Delicate, lonely, magnetic Mick: the perfect subject and Veronica’s dream girl. The days are long and hot - full of adventure - and soon they are falling in love. Falling so hard, they never imagine what comes next. One fire. Two murders. Three drowning bodies. One suspect...one stalker.

Growing up, Bianca St. Ives knew she was different from all her friends. Instead of playing hopscotch or combing her dolls' hair, she studied martial arts with sensei masters and dismantled explosives with special-ops retirees. Her father prepped her well to carry on the family business. Now a striking beauty with fierce skills, the prodigy has surpassed the master.

Ellingham Academy is a famous private school in Vermont for the brightest thinkers, inventors, and artists. It was founded by Albert Ellingham, an early 20th century tycoon, who wanted to make a wonderful place full of riddles, twisting pathways, and gardens. "A place", he said, "where learning is a game." Shortly after the school opened, his wife and daughter were kidnapped. The only real clue was a mocking riddle listing methods of murder, signed with the frightening pseudonym "Truly, Devious".

Fifteen of the biggest names in weird literature come together to pay tribute to Hellboy and the characters of Mike Mignola’s award-winning line of books! Assembled by Joe Golem and Baltimore co-writer Christopher Golden, this anthology boasts 15 original stories by the best in horror, fantasy, and science fiction, including Seanan McGuire (October Daye series), Chelsea Cain (Heartsick), Jonathan Maberry (Joe Ledger series), and more! The new writer of Hellboy and the BPRD, iZombie co-creator Chris Roberson, pitches in as well!

He's not like other guys. Liz has seen him around school. It's hard to miss Max - the tall, blond, blue-eyed senior stands out among all the other students at Roswell High. So why is he such a loner? Max is in love with Liz. He loves the way her eyes light up when she laughs and the way her long, black hair moves when she turns her head. Most of all, he loves to imagine what it would be like to kiss her. But he knows he can't get too close. He can't risk her discovering the truth about who he is - or what he is....Because the truth could kill her.