User contributions
- 17:31, 25 March 2014 (diff | hist) . . (+235) . . Talk:850: World According to Americans (Add new comment)
- 07:30, 1 January 2014 (diff | hist) . . (+1,560) . . Talk:1310: Goldbach Conjectures
- 11:16, 6 November 2013 (diff | hist) . . (+147) . . 1287: Puzzle (Added relevant topical detail)
- 15:57, 5 November 2013 (diff | hist) . . (+137) . . Talk:810: Constructive