CRANIA
| Date | Clue |
|---|---|
| 2025-05-04 | They contain brains |
| 2022-10-23 | Brain cases |
| 2020-12-29 | Skulls |
| 2019-11-06 | Skulls |
| 2018-08-21 | Skulls |
| 2018-04-13 | Images on a timeline of human evolution, maybe |
| 2016-07-23 | Holders of thoughts? |
| 2013-09-07 | Trepanning targets |
| 2012-07-05 | Head cases? |
| 2010-03-07 | Head cases? |
| 2009-01-21 | Head cases? |
| 2007-01-18 | They've got brains |
| 2001-08-17 | Head cases? |
| 1998-10-22 | Noggins |
| 1998-09-29 | Braincases |
| 1998-07-29 | Phrenology concerns |
| 1998-06-18 | Skulls |
| 1995-12-18 | Skulls |