Mission 7: Countdown (Mars Diaries)

Set in 2040, the Mars Diaries feature 14-year-old Tyce Sanders, the only child ever born on Mars. He lives under a dome on the red planet with 200 scientists and techies, including his mother, Kristy Sanders, a biologist and a believer. Tyce is confined to a wheelchair, but virtual reality and robotics allow him to experience life beyond his physical boundaries. Kids ages 10-14 will love the cool, high-tech gadgets, space travel, and great plot twists in this exciting series.