This thrilling book is perfect for young readers who love solving mysteries and going on exciting adventures. Join Thea Stilton and her students as they unravel a nail-biting mystery filled with secret passages and unexpected surprises. With its fast-paced plot and engaging storytelling, this book will keep you hooked from beginning to end. Get ready to embark on an unforgettable adventure with Thea Stilton and the Dragon's Code!

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Geronimo's adventurous sister Thea takes center stage in this super special that's packed with mystery, adventure, and friendship! When Geronimo's sister, Thea, is invited to teach a journalism class at a college on Mouse Island, she has no idea that she's going to be called on to help solve a mystery. But when a student disappears, it's up to Thea and five of her students to find out what happened. A nail-biting mystery ensues, complete with secret passages, underground tunnels, and more than a few surprises along the way. Readers will love following the clues to help Thea and her new friends through their first adventure together!

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