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Franklin W. Dixon was a pseudonym used by several authors writing series books for the Stratemeyer Syndicate, including The Hardy Boys and the Nancy Drew series. This collection introduces The Hardy Boys, two teenage brothers who hope to follow in the footsteps of their father, a famous private detective: In The Tower Treasure, The House On The Cliff, and The Secret of the Old Mill.

Frank and Joe Hardy drive to see the new Bayport Airport. Before even getting there the boys are almost run over by an airplane flown by the airmail pilot Giles Ducroy. As a result of the event, Ducroy loses his job, blames the boys, and then frames them for a mail robbery. Although the boys don’t have an alibi they are bailed out of jail by Mr. Applegate (from The Tower Treasure) and Mr. Jefferson (from The Mystery of Cabin Island). The Hardy boys overhear Ducroy and two other criminals planning a major robbery.

New York Times bestselling author Katherine Arden returns with another creepy, spine-tingling adventure in the critically acclaimed Small Spaces Quartet. Having survived sinister scarecrows and the malevolent smiling man in Small Spaces, newly minted best friends Ollie, Coco, and Brian are...

Timmy is on the hunt for a mysterious and rare creature, long thought to be extinct. Join Timmy as he visits New York City, battles an evil businessman, and tries to save the city from destruction.

The Cahill family has a secret. For five hundred years, they have guarded the 39 Clues - thirty-nine ingredients in a serum that transforms whomever takes it into the most powerful person on earth. If the serum got into the wrong hands, the disaster would rock the world. So certain Cahills have always made it their mission to keep the serum safe, buried, locked away. Until now. Thirteen-year-old Dan Cahill and his older sister, Amy, are the latest guardians of the Clues. They think they've done everything right, but a tiny mistake leads to catastrophe.

THE PREQUEL TO THE NEW YORK TIMES BESTSELLING SERIES WITH MORE THAN TWO MILLION COPIES SOLD! Discover the origins of what James Patterson calls “the coolest library in the world.” Follow along and solve the clues in this interactive adventure to reveal how Mr. Lemoncello became everyone’s...

"The House on the Cliff", the second installment in the Hardy Boys series by Franklin W. Dixon, follows brothers Frank and Joe Hardy as they delve into mysterious case involving eerie mission perched on a cliff overlooking Barmet Bay. The story begins when their father, Ferton Hardy, a renowned private detective, goes missing while investigating a smuggling operation. Determined to find their father and solve the case, Hardy boys explore the creepy old house, which holds dark secrets and hidden dangers.

With a dad who disappeared years ago and a mother who's a bit too busy to parent, Emmy is shipped off to Wellsworth, a prestigious boarding school in England, where she's sure she won't fit in. But then she finds a box of mysterious medallions in the attic of her home - medallions that belonged to her father...who may have gone to Wellsworth.

Nancy, Bess, and George must find a stolen statue in this twentieth book of the Nancy Drew Diaries, a fresh approach to the classic mystery series. Nancy is beyond excited when she receives an invitation to an elite celebration of the arts hosted by the Duchess Strickland, a woman once renowned for her collection who hasn't been seen in years. With Bess and George at her side, Nancy's certain it will be an evening she’ll never forget.

Can the new Famous Five catch the thief and find the forgotten treasure before it's too late? Join the original Famous Five and a new group of children in this exciting new adventure by bestselling author Chris Smith, inspired by Enid Blyton. When Fran, Tom, Maddy and Gilbert the dog stay with...

THE NEW YORK TIMES BESTSELLING SERIES WITH MORE THAN TWO MILLION COPIES SOLD! And we’re live! From what James Patterson calls “the coolest library in the world” to Mr. Lemoncello’s first-ever televised breakout game, follow along and solve the clues in this interactive adventure! By the...

Mystery and adventure are the last things Liz has in mind when she forms Teen Power Inc., Raven Hill High's own job agency. All she and her friends want to do is make some money, and they'll do just about anything. But mystery and adventure are both in store. They are soon confronted with a puzzle they just have to solve - with a little help from the Raven Hill ghost of course.

A mysterious curse has stricken Kexley Castle for generations ever since Egyptian treasure was transported to Cornwall by a 19th Century explorer. Can four young adventurers reveal the secrets that have been hidden for over a hundred years? Join Lara, Rufus, Tom, and Barney in their first exciting adventure together as they unravel the mystery and race to find Captain Jack Kexley’s hiding place.

On the hunt for the 39 Clues, Amy and Dan Cahill uncovered shocking information about their past - from what happened the night their parents died to the shattering discovery of their family branch. Will Book Nine be the end of Amy and Dan? Or just the end of everything they think they know?

The Secret of the Old Clock (1930) by Carolyn Keene.

"Holey cheese, what an adventure! I was off to the Ratlápagos Islands with my family in search of a longlost buried treasure. But oh, how I hate traveling.... And oh, my! I admit it, I am a 'fraidy mouse. Halloween scares me out of my fur! But this Halloween, I was heading off on an adventure in one of my very favorite places: Egypt. I couldn't wait to see the sights and soak up some sun far away from New Mouse City!"

For 12-year-old Emily, the best thing about moving to San Francisco is that it's the home city of her literary idol: Garrison Griswold, book publisher and creator of the online sensation Book Scavenger (a game where books are hidden in cities all over the country and clues to find them are revealed through puzzles). Upon her arrival, however, Emily learns that Griswold has been attacked and is now in a coma, and no one knows anything about the epic new game he had been poised to launch.

Dear diary... Who would want to harm a horse? I kept asking myself that question while watching the beautiful jumpers at the annual River Heights Horse Show. The top riders from all over the country are here, and one of them, Payton Evans, is a close friend of Ned's family. She's been training for years, and Ned said she might even make the Olympic team.

Nancy and her friends are spending the weekend in a small mountainside town called Shady Oaks. The local museum is displaying a never-before-seen collection from famous nature photographer, Christopher DeSantos. So the usually sleepy town is now filled with tourists. But it's not just the dramatic lighting of the old black and white photographs that people have come to see.

Dear Diary.... "Magic is a mystery that doesn't need solving." That's what illusionist Drake Lonestar told me when I saw him perform. I was skeptical that the famous magician could really make the River Heights courthouse disappear, but I was wrong. It turns out that the courthouse wasn't the only thing that vanished. So did important evidence relating to a jewel heist - and all signs point to Lonestar as the thief! Now the magician himself has disappeared into thin air - and all of River Heights is looking at me to track him down.