9 August 2018

• 14:4114:41, 9 August 2018 diff hist 0 m 2017 AIME II Problems/Problem 8 →Solution 1

24 June 2018

• 18:3718:37, 24 June 2018 diff hist 0 m 2010 AIME II Problems/Problem 11 →Solution 1

13 March 2018

• 22:4722:47, 13 March 2018 diff hist 0 m 2007 AIME I Problems/Problem 5 →Solution 3

9 March 2018

• 21:2521:25, 9 March 2018 diff hist +2 m 2005 AIME II Problems →Problem 6

12 February 2018

• 12:4012:40, 12 February 2018 diff hist +12 m 2001 AIME I Problems/Problem 6 →Solution 1
• 12:3912:39, 12 February 2018 diff hist +1 m 2001 AIME I Problems/Problem 6 →Solution 1
• 12:3912:39, 12 February 2018 diff hist +18 m 2001 AIME I Problems/Problem 6 →Solution 1
• 12:3812:38, 12 February 2018 diff hist +5 2001 AIME I Problems/Problem 6 →Solution 1

19 January 2016

• 20:2020:20, 19 January 2016 diff hist +8 m 2013 AMC 12B Problems/Problem 19 →Solution 1