'Game-Changing' Edtech Across the Century

BLAST FROM THE PAST: Sometimes the radical ways that we imagine technology shaping the future actually turn out to be true. Paleofuture has a compiled list of "15 Technologies That Were Supposed to Change Education Forever" from the turn of the 20th century. Some ideas like "The Answer Machine," blackboards delivered through TVs, and videophones have been realized today thanks to the Internet, MOOCs and Skype. Others--like Rosey the robot teacher--are (thankfully) still a pipe dream.

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