100+ pages, for sale, includes Declaration of Independence. “After completing this book, you'll have read and understood the entire U.S. Constitution! This is a study guide for a high school course in the U.S. Constitution. Throughout it are Exercises, some you can do alone but others are designed for classroom participation.”
Also available here (and as an e-book)
A two page description of a way to get a High School class engaged in the subject of government.