Nine-year-old Thomas, his cousin Rita, and their Junior Scientist Club travel to Montana with a paleontologist and help discover one of the most complete T-Rex skeleton ever discovered. They follow carefully as the fossil is dug up, transported to California, assembled, and put on display in the Dinosaur Hall at the Natural History Museum of Los Angeles County. Based on a true story; includes photographs of the excavation and fossil recovery. Interest Level: K-3 Reading Level: 5.1 ATOS Book Level: 5.4 AR Interest Level: LG AR Points: .5 AR Quiz: 148063EN.