| 2025-04-17 | ___-to |
| 2025-01-08 | It's not one of the five W's |
| 2024-07-15 | Question that anagrams to another question |
| 2024-05-10 | Expression of shock |
| 2024-01-08 | ___-to manual |
| 2023-06-01 | Good question |
| 2022-06-28 | To what effect? |
| 2022-03-13 | Question that's not one of the five W's |
| 2022-03-06 | Question from the befuddled |
| 2021-10-28 | Word with know or show |
| 2020-02-22 | Something instructors explain |
| 2019-11-10 | Question that isn't a "wh-" question |
| 2019-11-01 | The way |
| 2019-05-26 | Scientific inquiry? |
| 2019-04-04 | The way |
| 2018-08-01 | Reporter's non-W query |
| 2018-03-29 | Modus operandi |
| 2018-01-30 | Word after show or know |
| 2017-12-05 | Know-___ |
| 2017-07-06 | Question asked in befuddlement |
| 2016-06-22 | Question a magician won't answer |
| 2016-03-17 | Question that's an anagram of 62-Down |
| 2015-09-30 | "___ goes it?" |
| 2014-12-07 | "And ___!" |
| 2014-06-17 | "In what way?" |
| 2014-02-22 | Much may follow it |
| 2014-02-02 | Modus operandi |
| 2013-05-07 | First word of "Blowin' in the Wind" |
| 2012-12-30 | Know-___ |
| 2010-12-19 | ___-to |
| 2010-11-09 | "In what way?" |
| 2008-11-14 | A question of methodology |
| 2008-09-24 | "And ___!" |
| 2008-08-01 | ___-to |
| 2007-09-24 | Word after show or know |
| 2007-09-02 | "And ___!" |
| 2007-08-05 | "Lord, ___ long?": Isaiah |
| 2006-12-06 | Question calling for an explanation |
| 2006-01-12 | Word with show or know |
| 2005-04-10 | Scientist's question |
| 2003-11-02 | In what way |
| 2003-07-28 | "In what way?" |
| 2003-04-16 | Modus operandi |
| 2002-08-05 | "___ about that?!" |
| 2001-02-04 | Something to be shown |
| 2001-01-07 | What students want to know |
| 2000-09-26 | Hollywood Indian's word |
| 1998-09-14 | "___ do you do?" |
| 1996-01-03 | Know-___ |
| 1995-12-19 | "By what means?" |
| 1995-09-15 | The way |
| 1994-03-02 | In what manner |
| 1994-01-02 | "_____ do" (old hello) |