ATAC BRIEFING FOR AGENTS FRANK AND JOE HARDY MISSION: To find the mastermind behind a possible attack at the Big Air Games. LOCATION: Philadelphia, PA. POTENTIAL VICTIMS: Top extreme athletes in the country. Thousands of spectators. SUSPECTS: There may be a group of extremists working together. There may be just one.

In Trouble at the Arcade, nine-year-old Frank and eight-year-old Joe Hardy discover trouble lurking at the local arcade and decide they make pretty good detectives—just like their dad!

Atac Briefing for Agents Frank and Joe Hardy Mission: Investigate and determine the power behind a possibly dangerous Utopian community with potential plans for criminal activity within the oil industry. Location: Between the San Bernadino and San Jacinto Mountains, CA. Potential Victims: Undetermined. Could be thousands of innocents who use oil to generate electricity. Suspects: Arthur Stench, leader of the community. Other members could be involved. This mission requires your immediate attention. This message will be erased in five seconds.

ATAC Briefing for Agents Frank and Joe Hardy MISSION: Investigate and put a halt to the recent rash of jewelry store robberies. Potential danger on the ground and in the air. LOCATION: Ocean Grove, NJ. POTENTIAL VICTIMS: All jewelry store owners in and around Ocean Grove. SUSPECTS: Undetermined. Ocean Grove is full of tourists who are just passing through. This mission requires your immediate attention. This message will be erased in five seconds.

In Mystery Map, nine-year-old Frank and eight-year-old Joe Hardy get their hands on a piece of a treasure map. But they’ll need to work with their friends and hunt down the rest of the map in order to have a chance at finding the treasure. Let the sleuthing begin!

A suspicious accident resulting in a death on the Doom Rider roller coaster at Uncle Bernie's Fun Park in Holyoke, Massachusetts, sees American Teens Against Crime sending Frank and Joe Hardy to investigate.

When the actor who plays popular comic character Morpho the Morph Monster comes to town for a fan day--along with his famous Morpho Mask and Morph Spork--everyone, including Frank and Joe, is excited to meet the man behind the mask. But at the event, Morpho's Spork goes missing! And until the Spork is returned, the entire event will be put on hold! It's up to Frank and Joe to crack the case--and return the Spork to its rightful owner!

It's time for the annual Junior Bike Race in Bayport, and Frank and Joe are the top contenders. Midway through the race, Frank runs over a nail and blows a tire. It seems as if the day couldn't get worse--until Frank's bicycle goes missing! Bayport's leading bully, Adam Ackerman, seems to be the prime suspect. But when he proves that he wasn't the bicycle thief, everyone turns out to be a potential culprit--even Mr. Mack's dog, Lucy! Can Frank and Joe crack the case and bring Frank's bicycle home?

When Frank and Joe Hardy must track down the mastermind behind an illegal international CD burning operation that employs teenagers, they begin with Julian Sanders, their classmate.

It’s a case of hidden identities for brother detectives Frank and Joe in the in the eighteenth book in the thrilling Hardy Boys Adventures series. The Hardy brothers and Frank’s new girlfriend, Jones, are attending a local comic book convention on the shore. They meet up with Jones’s friend Harper, a fellow comics super fan, on the boardwalk outside the convention. The four of them spend hours running from booth to booth and end the perfect day with pizza at Harper’s short-term rental apartment. Things don’t stay so perfect, though. On the way home, Jones realizes she switched phones with Harper by accident and she is getting some really scary texts. When they show up at the apartment the next day, they find it totally destroyed and Harper is missing. Frank and Joe start digging into their new friend’s life, hoping to find out where she might have gone, but the more they find out about her, the more mysterious she becomes. Can Frank and Joe find this secretive character? Or has she disappeared forever?

Brother detectives Frank and Joe search a hidden castle for clues to help them find a missing comic book in the nineteenth book in the thrilling Hardy Boys Adventures series. Frank and Joe have been hanging out at Sir Robert’s Comic Kingdom, the local comic and gaming shop, and got the exclusive invite to this year’s Halloween costume ball at Bayport’s one and only castle. Sir Robert plans to use the big event to unveil his most prized possession, a super rare comic that is rumored to contain a map to buried treasure. Sir Robert agrees to show his store regulars—who now include Frank and Joe—a sneak preview of the comic before the party. But when he goes to unlock the fireproof casing, he finds the book is gone. It will take all of Frank and Joe’s recently acquired LARPing skills to solve this case. Anything can happen in a castle full of dungeons and deception. Can the Hardy boys keep up?

Brother detectives Frank and Joe face the dangers of Black Bear Mountain once again in the twentieth book in the thrilling Hardy Boys Adventures series. 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. Dr. K is a fan of living off the grid, but he’s been MIA long enough to cause worry in the small mountain town. And so the teenage detectives Black Bear Mountain relied on before have been called in to help once again. It’s not a good start to the investigation when Frank and Joe’s ATV is put out of commission by a falling tree. Then their camp, including their radio—their only way to contact the outside world—is destroyed by wildlife searching for food. And when they finally reach Dr. K’s research station, they find his cabin has been cleaned out and abandoned—the only current resident is an angry skunk. Frank and Joe may have been better prepared for their second Black Bear Mountain adventure, but they’re not having any more luck this time around. In fact, they’ve been downright unlucky. Is someone trying to sabotage their mission? And if they are, how can the brothers stop this invisible foe?

Frank and Joe try to hit a home run by figuring out what happened to the Bayport Bandits’ playbook before the first big baseball game in the second book in an all-new, interactive Hardy Boys chapter book mystery series. Includes space for readers to jot down their own ideas and solutions to the case! Frank and Joe and the rest of their Bayport Bandits teammates can’t wait for Little League to start! Everyone is celebrating the beginning of the season at Speedy Zermino’s house. While they’re all together, Coach Quinn shows off the Bandit’s new playbook that contains all of the new strategies and plays that will help them to a winning season. The next day at practice, Coach Quinn realizes the all-important playbook has gone missing! With their teammates counting on them to get the book back, Frank and Joe must take a swing at cracking this case…or their season will be over before it even begins.

Detective brothers Frank and Joe must solve a muddy mystery in the ninth book in the interactive Hardy Boys Clue Book series. Bayport Elementary is hosting a Mud Run to celebrate spring! A particularly muddy part of the town’s park will be set aside for the race and Coach Lambert has even managed to make more mud by using the park’s hoses and shovels. Frank and Joe can’t wait to splash through the muck. But on the day of the race, the runners are stopped in their tracks by croaking, blurping bullfrogs! Lots of people in the town had been annoyed that the park was being taken over by a bunch of muddy kids. Could someone have sabotaged the race with buckets of frogs?

Detective brothers Frank and Joe investigate a crime of smashin’ in the tenth book in the interactive Hardy Boys Clue Book series. Frank, Joe, and their best friend Chet are attending Bayport Zoo’s annual Halloween carnival. Frank and Joe have a routine planned for Scaryoke, and Chet has entered the pumpkin pie-eating contest—he even brought his own whipped cream! After their performance, Frank and Joe go to check out the painted pumpkins on display. But when the brothers enter the tent, they see their Scaryoke song wasn’t the only smash hit at the carnival. The floor is littered with bits of pulverized pumpkins! What’s worse, the organizer says that unless the culprits are caught by the end of the day, this will be the last Boo at the Zoo…forever! Can Frank and Joe find out what happened before it’s too late? Or is this pumpkin crime unpatchable?