Not only have classrooms changed over time you can learn from my Classroom Flashback post, distance learning consistently had a new image or face. Check out the infographic below to learn how the rise of online learning happened over the past 300 years. (Dumbauld, 2014).
Dumbauld, B. (2014, July 17). A Brief History of Online Learning [Infographic]. Retrieved September 12, 2016, from http://www.straighterline.com/blog/brief-history-online-learning-infographic/