Download or read book Captain Underpants and the Revolting Revenge of the Radioactive Robo-Boxers: Color Edition (Captain Underpants #10) written by Dav Pilkey and published by Scholastic Incorporated. This book was released on 2020-01-09 with total page 224 pages. Available in PDF, EPUB and Kindle. Book excerpt: When we last saw our heroes, George and Harold, they had been turned into evil zombie nerds doomed to roam a devastated, post-apocalyptic planet for all eternity. But why, you might ask, didn't the amazing Captain Underpants save the boys from this frightening fate? Because Tippy Tinkletrousers and his time-traveling hijinks prevented George and Harold from creating Captain Underpants in the first place! Now, having changed the course of human history forever, they'll have to figure out a way to CHANGE IT BACK!