These books tell the adventures of George, Harold, and Captain Underpants as they fight evil villains who are always trying to take over the world.Each unit includes: vocabulary/spelling words and activities, discussion questions, vocabulary tests, modified vocabulary/spelling tests, writing prompts, activities/worksheets, reading comprehension test, and answer keys.These units would also be ideal for homeschool instruction, independent study, and/or differentiating reading instruction for eith