The Hardys look to put a gang of armed robbers on ice!Frank and Joe have volunteered to do undercover security work at the Bayport winter festival. Their main assignment is to act as bodyguards for the star performer, Olympic gold medal figure skater David Kennedy. Although put on for a good cause—charity—the festival is soon plagued by bad vibes: Money intended for the local children's hospital is ending up in the hands of masked, gun-wielding thugs, and its up to the Hardys to stop the robbers cold.

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...

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?

Brother detectives Frank and Joe go full-steam ahead to find the truth in the twenty-third book in the thrilling Hardy Boys Adventures series.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. This should be a cakewalk for Joe and Frank! The production is a mess. The actors are lousy, fumbling their lines and spelling out obvious clues. At least the food is pretty good. But just as the Hardy Boys are trying to make the most of a disappointing situation, one of the cast members goes missing. At first, the audience thinks that the show is taking a turn for the better, but it quickly becomes clear that this is not part of the act. For the Hardys, the mystery has gone from good fun to deadly serious. And trapped on a...

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?

In Hopping Mad, the boys have to figure out a way to stop their school talent show from being ruined--by raining frogs! Let the sleuthing begin!

Brother detectives Frank and Joe dive deep into the Florida Keys to find a missing person in the twenty-first book in the thrilling Hardy Boys Adventures series.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! But the trip's purpose is suddenly sidelined when a paddle boarder goes missing and rumors start that the disappearance is the result of a shark attack. After spending so much time learning about the local shark population, the Hardy Boys aren't buying the story. It will take all of Frank and Joe's recently acquired knowledge about sharks and their habitat to solve this case. Will they be able to discover what's really going on before it's too late?

Detective brothers Frank and Joe weed out a vandal in the fifteenth book in the interactive Hardy Boys Clue Book series.Frank and Joe Hardy have been hard at work turning their front yard into an eco-friendly edible landscape garden thanks to a contest sponsored by the Bayport Science Center. Frank's really been enjoying learning about how to make the garden thrive, while Joe likes all of the cool critters and, of course, getting to munch on all of the yummy food. When the prize vegetables being grown in some of the top competitors' gardens are attacked, at first it looks like hungry pests have been having a feast. But as Frank and Joe unearth more evidence, it appears those cucumbers aren't being crunched by creatures with a craving. No, the veggies are the target of a clever saboteur. The Hardys will have to figure out who's been destroying the gardens fast, before their friends' chances of winning the contest are shredded like lettuce.

A buried secret becomes a big problem for Frank and Joe in the twenty-fifth book in the thrilling Hardy Boys Adventures series.Frank and Joe are on a history club trip to New York City, and their first stop is the Prohibition Museum where they'll hear about how smugglers building getaway vehicles led to the rise of modern stock car racing. During a tour of damp escape tunnels beneath the museum, Frank slips and breaks a wall panel with his elbow, revealing a hidden compartment containing documents from the 1920s! The documents reveal that The Gilded Top Hat—the speakeasy which later became the Prohibition Museum—wasn't actually owned by the Faccini brothers who were arrested for its bootlegging operations. The museum curator is eager to investigate this lead into the speakeasy's history, and never ones to turn down a good case, Frank and Joe volunteer to help out. But before long, someone steals the documents and sends the boys warnings to stop...

Frank and Joe vote to solve the mystery of who sabotaged their friend’s election speech in this Hardy Boys Secret Files adventure.The Bayport Elementary elections are coming up, and Chet Morton is running for class president against Cissy Cimero. Frank and Joe have done everything they can to help their friend. They’ve made posters, handed out buttons, and helped him write one of the best campaign speeches in Bayport history. When the day of the election finally comes, they know every vote will count. But when Chet gets a rude surprise during his speech, everyone is shocked. Who would want to ruin Chet’s speech? And how did he or she manage to pull off the prank? Can Frank and Joe figure out what happened before the election is called in Cissy’s favor?

WITH THIS BAND, MUSIC AND MAYHEM GO HAND IN HAND. Vette Smash, one of the hottest new rock bands in Bayport, is playing a gig—and thanks to their friend Phil's backstage passes, Frank and Joe are in the center of the action! But within minutes of meeting the band members, the stage lights short-circuit and a threatening message is left on the band's answering machine. Soon it's clear that someone is trying to crash Vette Smash. Frank and Joe start hunting down suspects. Is it Vette Smash's rival band, Green Machine? Could it be the jealous agents competing for the band's attention? Or is a member of Vette Smash behind the mess? One thing's certain: Time's running out. The band's threatening to break up. Can the Hardys root out the culprit before the final number?

Detective brothers Frank and Joe search for a very special beetle in the eleventh book in the interactive Hardy Boys Clue Book series.Frank and Joe are taking care of their friend's super cool pet stag beetle named Izumi for the weekend. Not only is this bug fun to watch, but he is also supposed to bring you luck! The first night with Izumi, Joe learns that stag beetles like to hiss and chirp...a lot. So, Joe decides to leave Izumi on the front stoop so he can get some sleep. But when Joe goes to get Izumi the next morning, he discovers that his lucky friend isn't so lucky after all. Because Izumi has gone missing! Izumi's cage is gone so the boys know he didn't escape on his own. Did Aki's pet get bug-napped? Can the brothers find this special bug before the weekend is over? It's up to Frank and Joe—and you—to solve the mystery of the missing beetle!

Detective brothers Frank and Joe search for a saboteur in the fourteenth book in the interactive Hardy Boys Clue Book series.Frank and Joe are excited to be supporting their friends on the Bayport Checkers hockey team. Ever since Frank's new friend Pete moved to town, the team's season has turned around. Winning the championship would be the perfect reward for all their hard work. But when someone dumps paint all over the team's lucky skate just before the game, their star player worries their luck has run out. Then Pete's stick breaks before he has to take the ice! Has the team really lost their luck or is someone trying to psych them out so they lose the game? Without a clear suspect, Frank and Joe are on thin ice.

THE RACE IS ON—BUT DANGER IS TAKING THE LEAD Frank and Joe Hardy can't believe their good luck: The Bayport Herald has given them press passes to cover the Formula One championship in Indianapolis. They soon realize, though, that the competition between the top two racers has gone into overdrive. After one of the racers lands in the hospital and the other's garage is burned, Frank and Joe step in to help find the culprit. The race is on to solve the mystery, but soon the brothers find themselves under attack too. Will Frank and Joe be left in the dust by a criminal mastermind? Or will they manage to crack the case before there's more trouble on the tracks?

Brother detectives Frank and Joe cook up a new case as a series of accidents threatens a remote island in the twenty-second book in the thrilling Hardy Boys Adventures series.When Aunt Trudy wins a competition to intern with celebrity chef Colton Spark, she invites Frank and Joe to join her on her trip to the remote Rubble Island off the coast of Maine, where she'll be helping Colton cook for the prestigious Golden Claw Awards. They'll be staying at the island's beautiful Seaspray Inn where the event is being hosted, and though it's the off-season, the boys will be free to check out the rocky beaches, learn about lobstering, and take in all the close-knit community has to offer. Still, even before the Hardys reach the island, it becomes clear that the locals are not big fans of Colton. As the big day approaches, the Seaspray Inn encounters a series of mishaps. Is it bad luck, or is someone trying to scare Colton off? And then, the night before the awards, the...