User contributions
- 22:41, 29 November 2011 (diff | hist) . . (+6) . . 2011 AMC 8 Problems (→Problem 22)
- 14:13, 23 November 2011 (diff | hist) . . (-30) . . 2011 AMC 8
- 14:13, 23 November 2011 (diff | hist) . . (+5) . . 2011 AMC 8
- 18:01, 14 November 2011 (diff | hist) . . (+2) . . 2010 AMC 8