| 2026-02-21 | Many great athletes play with it |
| 2026-02-07 | Keep-on-keeping-on quality |
| 2025-11-21 | Strength of character |
| 2025-03-07 | Sandpaper feature |
| 2024-10-15 | Steely determination |
| 2024-07-03 | Determination |
| 2022-11-27 | Strength of character |
| 2021-11-30 | Moxie |
| 2021-09-08 | Toughness |
| 2021-08-27 | Sandpaper specification |
| 2021-08-16 | Stick-to-itiveness |
| 2021-07-11 | Determination |
| 2020-05-18 | Stick-to-itiveness |
| 2019-10-30 | Stick-to-it-iveness |
| 2019-09-05 | Annoyance for an oyster eater |
| 2019-04-19 | Steadfast determination |
| 2019-01-09 | Moxie |
| 2017-10-08 | Stick-to-it-iveness |
| 2017-05-29 | Fortitude |
| 2017-02-14 | Moral toughness |
| 2015-01-03 | Clench |
| 2013-08-12 | Bits of sand |
| 2013-04-03 | Stick-to-it-iveness |
| 2012-11-10 | Determination |
| 2012-05-09 | Sandpaper surface |
| 2010-06-15 | Sand |
| 2009-03-10 | Determination |
| 2007-06-02 | Nerve |
| 2007-05-13 | Staying power |
| 2007-03-04 | Pluck |
| 2005-10-03 | Sand |
| 2005-05-11 | Stick-to-it-iveness |
| 2005-01-31 | Stick-to-itiveness |
| 2004-11-21 | Beach sandal problem |
| 2004-04-21 | Sand |
| 2002-07-14 | Backbone |
| 2002-05-13 | Sandpaper coating |
| 2002-02-26 | Indomitable spirit |
| 2000-06-05 | Sand inside a shoe, e.g. |
| 1999-11-21 | Doggedness |
| 1998-02-22 | It bollixes up the machinery |
| 1997-08-04 | Stick-to-itiveness |
| 1996-11-14 | Pluck |
| 1996-10-22 | Stick-to-it-iveness |
| 1996-05-21 | Fortitude |
| 1996-03-17 | Pluck |
| 1995-07-25 | It's stuck in beach sandals |
| 1995-04-10 | Sand |
| 1994-09-18 | Determination |
| 1994-06-23 | Gumption |
| 1993-12-21 | Sandpaper surface |