Captain Underpants And The Revolting Revenge Of The Radioactive Robo-Boxers (Tenth Epic Novel) Emily Rand Eleven-year-old Eric spends his days

Eleven-year-old Eric spends his days at the place that makes him most happy: London Zoo

There are also flaps

but first they must escape from a pack of ravenous wolves and a mad genius who plans to rule the world

Who should you ask for help

Captain Underpants And The Revolting Revenge Of The Radioactive Robo-Boxers (Tenth Epic Novel) Emily Rand Eleven-year-old Eric spends his daysCAPTAIN UNDERPANTS returns! 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 hijins prevented George and Harold from creating Captain Underpants in the first place! Now, having changed