The Adventures of Captain Underpants” is a popular children's book written by Dav Pilkey. It is about the hilarious adventures of George and Harold as they try to trick their strict principal Mr. Krupp, but their trick ends up backfiring on them! Chapter 4 Mean Old Mr. Krupp and Chapter 5 One Day Very, Very Soon Send me a message for your free pdf copy of this book to follow along. https://www.italki.com/en/teacher/13365914