Wildfire - Left Behind: The Kids, No 27 Author:Jerry B. Jenkins, Tim LaHaye, Chris Fabry With over 10 million copies sold in the series, Left Behind: The Kids is a favorite of kids ages 10-14. The series follows teens who were "left behind" and have nothing left but their new-found faith in Jesus Christ. Determined to stand up for God no matter the cost, they are tested at every turn.