
Columbia | CTL
@columbiactl
The Center for Teaching and Learning at Columbia University.
ID: 22985149
http://ctl.columbia.edu 05-03-2009 21:50:35
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@columbiactl
The Center for Teaching and Learning at Columbia University.
ID: 22985149
http://ctl.columbia.edu 05-03-2009 21:50:35
3,3K Tweet
2,2K Followers
486 Following