User contributions
- 09:43, 31 July 2014 (diff | hist) . . (+4) . . 1389: Surface Area (→Explanation: Grammar)
- 11:18, 14 July 2014 (diff | hist) . . (+272) . . Talk:493: Actuarial (Could his choice of year be related to the end of Unix time?)
- 23:17, 13 July 2014 (diff | hist) . . (+69) . . 710: Collatz Conjecture (→Explanation)
- 09:34, 7 May 2014 (diff | hist) . . (+290) . . 1362: Morse Code (→Explanation: +)