The U.S. celebrates Constitution Day on September 17. Use these activities for a back to school unit on early American government, including a look a one of America's most influential men--Ben Franklin. Who was Benjamin Franklin? He was many things. Born January 17, 1706, Benjamin Franklin was the 15th of Josiah Franklin's 17 children. His parents were poor working class people. Franklin's grandparents had been blacksmith, farmer and indentured servant. Despite this, Benjamin Franklin has been called a 'Renaissance Man'. Read on Benjamin Franklin Lesson Plans, Homework Help for American History