Geronimo's former professor, Franz Ravenrat, tries to steal all of the information in the world and use it to power his Databots and take over the world. His first information theft causes all of the computers at Benjamin's school to black out just as Benjamin is showing off his new electronic pet, Max. As a result, Max gets the blame. Meanwhile, when Geronimo and Thea try to stop Ravenrat, the v
Benjamin guesses the correct number of jellybeans in a jar and wins a trip to Egypt. Thinking that this will make a good story, the whole gang goes to Egypt, where they meet up with Geronimo's archaeologist friend, Professor Jafari. Jafari tells them that tomb robbers have been stealing precious artifacts and that an amazing treasure - Ra's golden scepter - could be next.
2010
A pretty young mouse named Mouselyn tells the Stiltons that Geronimo has been shipwrecked while on an expedition. They all go out to sea in the Meta-mouse to find Geronimo, only to discover he's been kidnapped by pirates, and Mouselyn is in on it! The pirates plan to use the Meta-mouse to retrieve a sunken treasure, and it's up to Thea and Benjamin to stop them.
Benjamin is handed a mysterious envelope and told to get it to Chester T. No one knows who Chester T. is, but they do discover that the envelope contains a mysterious recipe. What is this recipe for? Who is Chester T.? The answers to these questions become even more critical when Geronimo is kidnapped and the gang must figure out where he is and how to rescue him.
The Stiltons go on vacation to Mousta Rica. Benjamin and Thea go into the jungle looking for the legendary Temple of the Dragon's Gasp, while Geronimo tries to catch some much needed rest and relaxation. But when Benjamin and Thea think they see a real dragon and get chased deep into the jungle, the Stiltons all get pulled into a mystery that involves a lost tribe and an evil plot by Crunchrat.
When a ghostly figure appears in the old west town of Cactus Gulch, scaring away most of the residents, Geronimo and the gang go there to solve the mystery. At first, it looks like the Creepy Cowboy is really Wade Whiskers, grandson of Wily Whiskers, who swore revenge on the town. But Geronimo suspects there may be more to this mystery than meets the eye.
The King of Whiskiristan invites the Stiltons to his country for a millennial celebration, including a balloon race, the winner of which will receive the priceless Emerald Chest. To Geronimo's chagrin, the king plans on competing in the contest, and expects him to compete as well! But when mysterious "accidents" start to befall the king, the Stiltons must discover who wants to get rid of him.
Sally announces on television that she has discovered a real life cave mouse. Geronimo is suspicious and he and the gang go to check it out. When they learn, to their shock, that the cave mouse is real and that Sally is exploiting him for personal gain, they decide to free the cave mouse and help him escape back to prehistoric times. But things aren't as they seem.
Trap is thrilled to learn that he's descended from Scottish royalty and has inherited a castle. But when the Stiltons travel to Scotland he's much less thrilled to discover that his clan is embroiled in a centuries-old feud with a rival clan and, as the clan's leader, he's bound by tradition to battle for his people's honor.
The Stiltons travel to the great north woods to investigate the existence of Big Toes, a legendary creature said to be part mouse, part monster! On their search, they discover a magnificent, one of a kind tree that's threatened by a heartless road builder. The Stiltons team up with the local tribe of indigenous mice to save the tree
When Geronimo's friend, a high-profile inventor of high-tech devices, disappears without a trace in the mysterious Bergouda Triangle, Geronimo, Benjamin and Thea head to the area to investigate. Meanwhile, Pandora and Trap, huge fans of the pop star, Fresh Curds, tag along in hopes of meeting their idol who's on Bergouda Island for a concert
Thea meets a dashing adventurer who invites her and the other Stiltons to accompany him on an expedition to the Amazon. But when it turns out that the adventurer is an imposter who's only interest is stealing a priceless artifact and is using the Stiltons to help him do so, the family finds itself in peril
When Trap mistakes Professor Von Volt's experiemental shrink ray for a high definition TV camera, he ends up shrinking himself and Geronimo to miniscule proportions. The Stiltons face unexpected obstacles and dangers, like vacuum cleaners and excitable dogs, as they attempt to restore themselves to size
Geronimo is put in jail after being framed to make it look like he robbed the Natural History Museum. When Trap makes his plight worse by serving as Geronimo's lawyer, it's up to Benjamin and Thea to investigate who framed him. The trail leads them to a dangerous scientist with plans to create a new and dangerous species.
The surfing contest Thea is competing in is shut down when a large and dangerous shark threatens the surfers. The mystery deepens when it turns out that the shark was released into the local waters by someone at a nearby aquarium. The Stiltons investigate why someone is so desperate to stop the competition from taking place
When Benjamin, Pandora and Trap decide they want to learn karate, Geronimo decides to take them to the home of the best teachers in the world - the Dojo of the Ratjitsu. But when they arrive, they're in for a big surprise. The leader of the Dojo, Geronimo's friend, The Caretaker, has been replaced by none other than the evil villain, Chippy P Crunchrat who claims to have gone straight
Geronimo uses a Universal Animal Translator device to interview an injured baby gorilla that Thea had rescued in the wilderness. When the gorilla alerts him to the possibility of animals in Africa being in danger, the Stiltons travel to Africa - with the translating device - in order to talk to the animals and get to the bottom of the mystery.
Grandpa shows up to introduce his family to his new girlfriend - Sally Rasmaussen! Thea and Benjamin are convinced Sally is just using Grandpa to get control of the company, but Geronimo refuses to assume the worst in people without proof. Unfortunately, after following Sally around, they get all the proof they need. It turns out she's been hypnotizing Grandpa
Geronimo is thrilled to get a chance to interview the esteemed singer, Diva Parmezani. But when the Diva's good luck necklace is stolen and she vows to never sing again, Geronimo vows to help her find the ruby and ultimately proves to her that her career isn't a result of luck, but her natural talent