COIL
| Date | Clue |
|---|---|
| 2026-08-22 | What might wind up in your mattress? |
| 2026-05-21 | Curl |
| 2025-01-03 | Spring |
| 2024-07-04 | Wind up |
| 2024-02-27 | Spring's shape |
| 2023-01-22 | Slinky, e.g. |
| 2023-01-12 | Spring, for one |
| 2022-11-03 | It's all wound up |
| 2022-01-26 | Garden hose shape |
| 2022-01-05 | Helix |
| 2021-12-01 | Roll of stamps |
| 2020-04-05 | Spring feature |
| 2019-07-04 | Tesla ___ |
| 2017-04-25 | Snake's shape |
| 2017-04-14 | "When we have shuffled off this mortal ___": Hamlet |
| 2015-10-08 | Slinky, e.g. |
| 2015-05-04 | Spring's shape |
| 2013-02-28 | Cobra's shape, at times |
| 2012-07-08 | Hose shape |
| 2012-03-28 | Spiral shape |
| 2011-02-20 | Slinky, e.g. |
| 2010-06-24 | Wind up |
| 2010-03-17 | Stamp purchase |
| 2009-08-16 | Thing to wind |
| 2009-02-12 | Stamp purchase |
| 2008-10-13 | Rattlesnake's shape |
| 2008-04-11 | Spring |
| 2007-09-09 | Electromagnet component |
| 2007-05-23 | Spring shape |
| 2005-12-14 | Postage purchase |
| 2004-06-08 | Slinky's shape |
| 2004-04-24 | Spring |
| 2004-02-10 | Rattler's posture |
| 2002-08-22 | Heater feature |
| 2002-07-14 | Wire arrangement |
| 2001-05-20 | Wind |
| 2001-02-26 | Helix |
| 2001-01-04 | Kind of spring |
| 2000-10-11 | Spring, maybe |
| 2000-08-15 | Shakespeare's was "mortal" |
| 2000-07-12 | Slinky, basically |
| 1999-03-09 | Spring feature |
| 1999-03-03 | Stamp purchase |
| 1998-07-09 | Heater component |
| 1996-11-01 | Radiator part |
| 1995-07-31 | Snake shape |