16 January 2023

• curprev 03:5103:51, 16 January 2023 Pi is 3.14 talk contribs 2,062 bytes +86 →Solution

3 July 2013

• curprev 20:3720:37, 3 July 2013 Nathan wailes talk contribs 1,976 bytes +15 →See also

5 February 2012

• curprev 20:3920:39, 5 February 2012 Mrdavid445 talk contribs 1,961 bytes +1 →Solution: Deleted black box
• curprev 19:4419:44, 5 February 2012 MaggieKim talk contribs 1,960 bytes −4 →Solution

22 November 2011

• curprev 22:4522:45, 22 November 2011 Evanyao10 talk contribs m 1,964 bytes +101 →Solution

5 July 2008

• curprev 22:0322:03, 5 July 2008 Minsoens talk contribs 1,863 bytes +392 →Solution

26 April 2008

• curprev 00:4500:45, 26 April 2008 I like pie talk contribs 1,471 bytes −9 Standardized answer choices

20 February 2008

• curprev 16:5916:59, 20 February 2008 Azjps talk contribs m 1,480 bytes −30 see also
• curprev 00:4400:44, 20 February 2008 Me@home talk contribs 1,510 bytes 0 →Solution

18 February 2008

• curprev 22:4522:45, 18 February 2008 Boy Soprano II talk contribs 1,510 bytes +298 improved writeup

17 February 2008

• curprev 19:4719:47, 17 February 2008 Temperal talk contribs 1,212 bytes −1 fix
• curprev 19:4319:43, 17 February 2008 Temperal talk contribs 1,213 bytes +1,213 create