| Date | Grid | Clue | Author | Editor |
| Tue Nov 15, 2022 | 56A | Refrain in 51-Across that accompanies the sounds at 24-, 37- and 47-Across | Sandy Ganzell | Shortz |
| Mon Oct 3, 2022 | 42A | Apt vowels missing from this phrase: TH_ L_TTL_ K_DS' S_NG | Sarah Sinclair | Shortz |
| Thu Sep 29, 2022 | 42A | Common refrain in pre-K circles | Jeremy Newton | Shortz |
| Wed Feb 9, 2022 | 14A | MacDonald's jingle? | Grant Thackray | Shortz |
| Tue Nov 16, 2021 | 54D | Letters heard after "cow," "pig" and "horse" | Drew Schmenner | Shortz |
| Sun Sep 12, 2021 | 35D | Farm refrain (4) | Alex Rosen | Shortz |
| Thu Jan 28, 2021 | 57A | Follower of pigs or cows | Steve Mossberg | Shortz |
| Tue Aug 11, 2020 | 37A | Refrain in a children's song ... or a literal feature of 17-, 25-, 42- and 55-Across | Amanda Rafkin and Ross Trudeau | Shortz |
| Sun Apr 5, 2020 | 112A | Children's song refrain (12) | Jim Peredo | Shortz |
| Sun Jan 19, 2020 | 107D | Refrain from nursery singing | Victor Barocas | Shortz |
| Wed Oct 16, 2019 | 2D | Letters from down on the farm? | Peter A. Collins | Shortz |
| Tue Jun 4, 2019 | 32D | Mi-mi-re-re-do, in a children's song | Jake Halperin | Shortz |
| Thu Feb 28, 2019 | 64A | Farm refrain (4) | Randolph Ross | Shortz |
| Tue Jan 22, 2019 | 14A | "Old MacDonald" refrain (5) | John E. Bennett and Jeff Chen | Shortz |
| Fri Jul 6, 2018 | 27D | Letters sung as mi, mi, re, re, do | Robyn Weintraub | Shortz |
| Sat Jun 2, 2018 | 26A | What might come after a cow or a sheep? | Trenton Charlson | Shortz |
| Sun Jan 21, 2018 | 82A | Farm refrain (4) | Victor Barocas and Andy Kravis | Shortz |
| Sat Dec 10, 2016 | 27D | Trailer for farm animals? | Byron Walden | Shortz |
| Tue May 31, 2016 | 69A | Children's song refrain found at the starts of 17-, 26-, 35-, 50- and 57-Across | Sarah Keller | Shortz |
| Thu Apr 7, 2016 | 31A | Refrain from farming? (3) | John Lieb | Shortz |
| Sat Oct 3, 2015 | 35D | Letters associated with animal sounds | Barry C. Silk | Shortz |
| Sat Jan 10, 2015 | 39A | Noted preschool sequence? | Joe Krozel | Shortz |
| Sat Aug 16, 2014 | 44D | What goes after cows, ducks and pigs? | Peter Broda | Shortz |
| Sun Jul 6, 2014 | 70D | Farm refrain (4) | Daniel C. Bryant | Shortz |
| Wed Apr 2, 2014 | 35D | Letters in a children's refrain | David Levinson Wilk | Shortz |
| Mon Dec 23, 2013 | 43D | "Old MacDonald" refrain (5) | Michael Blake and Andrea Carla Michaels | Shortz |
| Tue Oct 8, 2013 | 52D | Farm letters? (8) | Tim Croce | Shortz |
| Wed Nov 14, 2012 | 11D | Children's song refrain (12) | Joe DiPietro | Shortz |
| Wed Dec 14, 2011 | 26D | Sequence sung by kids (2) | Tim Croce | Shortz |
| Thu Sep 15, 2011 | 46A | Farm letters? (8) | Samuel A. Donaldson | Shortz |
| Tue Jun 28, 2011 | 60A | Kids' song refrain (3) | Tom Baring | Shortz |
| Sun Feb 20, 2011 | 103A | Children's song refrain (12) | Elizabeth C. Gorski | Shortz |
| Tue Mar 16, 2010 | 58A | Farm letters? (8) | Paula Gamache | Shortz |
| Wed Jan 20, 2010 | 2D | Children's song refrain (12) | Trip Payne | Shortz |
| Sat Dec 26, 2009 | 26D | Letters after many animal names | Kevin G. Der | Shortz |
| Thu Jan 22, 2009 | 23A | Refrain from singing in kindergarten? | Gary J. Whitehead | Shortz |
| Wed Dec 10, 2008 | 12D | Kid's song refrain (3) | Joe Krozel | Shortz |
| Wed Jun 11, 2008 | 54D | Children's refrain (2) | Daniel Kantor | Shortz |
| Thu Aug 2, 2007 | 62A | Farm letters? (8) | Robert Dillman | Shortz |
| Sat Nov 4, 2006 | 22D | Nonsensical refrain | Rich Norris | Shortz |
| Sat Oct 28, 2006 | 21D | Follower of ducks, sheep or pigs | David Quarfoot | Shortz |
| Mon Jul 3, 2006 | 51D | Old MacDonald refrain (5) | Randall J. Hartman | Shortz |
| Thu Dec 1, 2005 | 15A | Farm letters? (8) | Randolph Ross | Shortz |
| Wed Nov 2, 2005 | 68A | Children's refrain (2) | Randall J. Hartman | Shortz |
| Tue Oct 25, 2005 | 20A | Children's song refrain (12) | Kurt Mengel and Jan-Michele Gianette | Shortz |
| Thu Sep 8, 2005 | 30D | Follower of cow, pig or horse | Ben Tausig | Shortz |
| Wed Mar 2, 2005 | 35A | Farmer's letters? | James M. Jenista and Dana McLemore | Shortz |
| Sat Feb 26, 2005 | 57A | Follower of a duck, pig or cow | Jim Page | Shortz |
| Sat Feb 5, 2005 | 20A | Sequence sung by kids (2) | Sherry O. Blackard | Shortz |
| Tue Dec 28, 2004 | 23A | "Old MacDonald" refrain (5) | Elizabeth C. Gorski | Shortz |
| Wed Dec 15, 2004 | 53D | Children's song refrain (12) | Zach Jesse | Shortz |
| Wed Sep 29, 2004 | 40D | Kid's song refrain (3) | Verna Suit | Shortz |
| Thu May 6, 2004 | 12D | Children's song refrain (12) | Kevan Choset | Shortz |
| Tue Aug 12, 2003 | 43A | Five-note refrain | Adam Cohen | Shortz |
| Tue Jul 29, 2003 | 16A | Children's song refrain (12) | Ed Early | Shortz |
| Sun Jul 6, 2003 | 68A | "Farm" letters (8) | Robert H. Wolfe | Shortz |
| Mon Jun 30, 2003 | 22D | "Old MacDonald" refrain (5) | Gregory E. Paul | Shortz |
| Tue Jun 24, 2003 | 64A | Refrain from children's singing? | Norma Johnson and Nancy Salomon | Shortz |
| Sun Jun 30, 2002 | 105A | Refrain from farming? (3) | Joe DiPietro | Shortz |
| Thu May 9, 2002 | 55A | Farm letters? (8) | Cathy Millhauser | Shortz |
| Mon Mar 11, 2002 | 41A | Refrain in "Old MacDonald" (2) | Peter Gordon | Shortz |
| Mon Feb 18, 2002 | 56A | Refrain in "Old MacDonald" (2) | Philip Lew | Shortz |
| Mon Jan 14, 2002 | 55A | Children's song refrain (12) | Michael Shteyman | Shortz |
| Thu Aug 9, 2001 | 14A | Farm letters? (8) | Patrick Berry | Shortz |
| Thu Jun 28, 2001 | 23A | Letters for Old MacDonald | Alan Arbesfeld | Shortz |
| Wed May 23, 2001 | 7D | Children's song refrain (12) | Alan Arbesfeld | Shortz |
| Sat Oct 7, 2000 | 29D | Letters on a farm? | Chuck Menning | Shortz |
| Wed Jun 30, 1999 | 9A | Refrain from farming? (3) | Manny Nosowsky | Shortz |
| Wed Oct 29, 1997 | 23A | Children's song refrain (12) | Kelly Clark | Shortz |
| Sun Jul 30, 1995 | 76D | Children's song refrain (12) | Charles M. Deber | Shortz |