| http://www.w3.org/ns/prov#value | - The simplest version is the ???vote up / vote down??? mechanism, as seen in Google Moderator and in Ideascale, as seen in this week???s EDUSprint on mobile learning from the EDUCAUSE Learning Initiative. (Thus the #EDUSprint hashtag in the title of this blog post.) When using Twitter, you could encourage students to retweet peer comments they find particularly insightful, then give more weight to
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