DISK
| Date | Clue |
|---|---|
| 2026-05-24 | Coin, commonly |
| 2024-08-30 | Component of the Tower of Hanoi puzzle |
| 2021-05-03 | Hockey puck, e.g. |
| 2020-10-16 | Plate, e.g. |
| 2019-10-22 | Shape of a U.F.O. |
| 2018-06-07 | Plate, e.g. |
| 2016-07-03 | Spine part |
| 2015-02-25 | U.F.O. shape |
| 2014-07-31 | You might need a lot of it for your files |
| 2013-09-06 | It may slip in the back |
| 2009-12-28 | "Slipped" backbone part |
| 2006-01-29 | Poker chip, e.g. |
| 2004-09-07 | Tiddlywink, e.g. |
| 2004-04-12 | Part of the spine |
| 2003-12-27 | It's committed to memory |
| 2003-01-12 | Harrow blade |
| 2002-10-14 | Frisbee |
| 2000-04-07 | Floppy |
| 1999-07-03 | Frisbee |
| 1998-01-09 | Magnetic ___ |
| 1996-02-22 | Drive insert |
| 1994-09-06 | Computer insert |