2 February 2015

• 09:2409:24, 2 February 2015 diff hist 0 m 2006 AMC 10A Problems →Problem 14

7 November 2014

• 20:0620:06, 7 November 2014 diff hist 0 2010 AMC 8 Problems/Problem 19 →Solution
• 20:0520:05, 7 November 2014 diff hist +134 2010 AMC 8 Problems/Problem 19 →Solution

6 August 2014

• 17:1917:19, 6 August 2014 diff hist +4 m 2002 AMC 10A Problems →Problem 12
• 17:1617:16, 6 August 2014 diff hist +15 m 2002 AMC 10A Problems →Problem 11

30 May 2014

• 15:0615:06, 30 May 2014 diff hist −20 1989 AJHSME Problems →Problem 18
• 15:0315:03, 30 May 2014 diff hist 0 1989 AJHSME Problems →Problem 18
• 15:0215:02, 30 May 2014 diff hist +29 1989 AJHSME Problems →Problem 18