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Alex Freuman
Alex Freuman
May 05, 2012
34
perplexity
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participation
Math Stories
Bookmarks
#
Title
Date
Questions
Skips
Total
Score
1
+
Signpost
07/13/2013
23
77
100
23
2
+
3-D Parking
05/05/2012
45
55
100
45