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Oct 24, 2015 at 23:36 comment added szxk This. A technique I learned from teaching third graders is to become completely silent, and stare at your watch expectantly.
Oct 24, 2015 at 22:08 review First posts
Oct 25, 2015 at 1:13
Oct 24, 2015 at 22:02 history answered Paul CC BY-SA 3.0