Franklin W. Dixon

Frank and Joe Hardy have been invited to take part in a conservation mission by a marine biologist at the Bayport Aquarium. The boys get to go on an all-expenses-paid trip to the lush and beautiful Florida Keys to help save sharks!

A wave of motion rippled through the cattle as they broke into a run. The cows directly behind Sarah and me looked back anxiously. The entire herd would be upon us in no time. Sarah cupped a hand to her mouth. "Clear out of the way! Stampede!"

There are no streetlights on Farragut Alley, so keeping Gabe in our sights was difficult. We followed him down toward the dead end, and then suddenly a door opened to our right, in one of the nondescript retail buildings. I wasn't aware of apartments being inside, but maybe above the stores....

The Hardys and some of their friends hop aboard an old train that’s been restored and turned into a murder mystery experience. A cast of actors will perform an immersive theatrical production while passengers dine in style, assume roles in the game, and ultimately try their hand at solving the case.

Something is not right in Bayport. After a series of unfortunate (yet harmless) pranks, it looks like Frank and Joe have caught their suspect surprisingly early....

One of the Hardys’ favorite writers, Nathan Foxwood, has recently died in a tragic car accident. Now, the press is swarming his house in Bayport to get the scoop on the novel he completed just before his untimely death.

The Hardy Boys are visiting Paris! Joe is excited to check out all the street art he's heard about. And Frank can't wait to go to all the museums he's researched.

Join Frank and Joe Hardy on their very first mystery adventure in The Tower Treasure! When a daring robbery leaves their friend’s family in dire straits, the Hardy boys take it upon themselves to uncover the truth and clear his name.

Their instincts and intelligence were valuable assets for teenage brothers, Joe and Frank Hardy, as they followed in the footsteps of their well-known father, Fenton Hardy, a former police detective....

While riding in their homemade iceboat on the frozen surface of Barmet Bay, Frank and Joe Hardy and Chet Morton discuss their plans for the upcoming Christmas holiday break. They visit Cabin Island but a mysterious stranger chases them off the island.

This bundle includes The Curse of the Ancient Emerald and Tunnel of Secrets.

As I rounded the corner, I spotted Rick just ahead. He paused and bent down to poke at something on the ground by his feet, muttering something that I couldn't make out due to the wind....

The Secret of the Caves is the seventh novel in The Hardy Boys mystery stories series. At their home in Bayport Frank, Joe, and Fenton, receive a visitor who informs them that Professor Morgan Todd from Kenworthy College has disappeared.

Brother detectives Frank and Joe cook up a new case as a series of accidents threatens a remote island in the 22nd book in the thrilling Hardy Boys Adventures series....

Frank and Joe Hardy, erstwhile teenage detectives, feel somewhat foolish after accepting a counterfeit bill while helping a stranger at the Bayport train station. Over a period of weeks, friends and family members fall prey to exchanges with counterfeiters....

Rich girl Lindsay Peyton is throwing the biggest and best Sweet Sixteen bash that Bayport has ever seen....

"Joe," I said, concerned, "hit the brake!" "I am," Joe said, pumping the pedal now. But the car didn't slow at all. The traffic light turned red as we hurtled toward the intersection....

Frank and Joe are back on Black Bear Mountain, the scene of a previous wilderness adventure and mind-bending mystery. This time, the brothers are checking in on Dr. K, a friend they made during their first trip....

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.

A routine trip to visit the new hometown airport turns into a high-flying race against danger for the Hardy Boys!