Books like the last kids on earth and the cosmic beyond

The Last Kids on Earth is a children's illustrated novel and subsequent book series by American author Max Brallier, illustrated by Douglas Holgate, with audiobook format narrated by Robbie Daymond. Novels in the series have been recognized on Best Seller lists of both The New York Times and USA Today. This book is recommended for teens/pre-teens in the "middle school" demographic. The series currently includes 7 books, with an 8th underway, and has been adapted into an animated series by Netflix.