The Lost Dinosaurs. Rex Ryders Adventure Series

Lost DinosaursA Rex Ryder AdventureThe greatest discoveries aren't always buried in the past... sometimes they're still alive. When thirteen-year-old Rex Ryder joins a scientific expedition to one of the last unexplored regions of Papua New Guinea, he expects towering rainforests, dangerous rivers, and ancient ruins. What he doesn't expect is a hidden volcanic valley where evolution has taken a very different path.
Deep within the jungle lies the forgotten remains of a lost civilization... and evidence that some creatures the world believes vanished millions of years ago may never have disappeared at all. As the expedition ventures deeper into the valley, every discovery raises new questions. Strange carvings hint at an extraordinary relationship between humans and prehistoric giants. Ancient observatories reveal knowledge far ahead of their time.
And when the mountain itself begins to awaken, Rex and his team must decide what is worth taking home-and what should remain hidden forever. Packed with thrilling adventure, fascinating science, unforgettable characters, and breathtaking discoveries, Lost Dinosaurs is a heart-pounding middle-grade adventure that celebrates curiosity, courage, and the wonders of the natural world. Perfect for readers who love Percy Jackson, Explorer Academy, Jurassic Park, and action-packed adventures inspired by real science.