PILES
| Date | Clue |
|---|---|
| 2021-01-05 | Things some sorters make |
| 2020-04-23 | Laundry loads |
| 2020-01-27 | Stacks |
| 2019-09-17 | Heaps |
| 2013-08-22 | Gobs |
| 2009-12-06 | Sorters' formations |
| 2008-11-22 | A ton |
| 2007-10-27 | An overabundance |
| 2007-05-06 | Oodles |
| 2006-07-05 | Laundry loads |
| 2003-07-17 | A ton |
| 2003-07-13 | Lots |
| 1998-08-16 | A lot |
| 1996-03-23 | Signs of organization |
| 1996-01-14 | Naps |
| 1994-07-29 | Reactors |