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Continue to Chat#EduCon Reflection: What Ubiquitous, Necessary and Invisible Means https://practicaltheory.org/blog/2015/02/04/educon-reflection-what-ubiquitous-necessary-and-invisible-means/
#EduCon Reflection: What Ubiquitous, Necessary and Invisible Means https://practicaltheory.org/blog/2015/02/04/educon-reflection-what-ubiquitous-necessary-and-invisible-means/