In 1954, BF Skinner introduced the teaching machine as a medium to differentiate learning and help improve student achievement. Machines have had and continue to have positive and negative impact and intended and unintended consequences on learning in the classroom. This video provides a brief look at the history of the machine.
Voice: Skinner and teaching machines (http://www.youtube.com/watch?v=EXR9Ft8rzhk)
Music: Hayling by FC Kahuna