RATCHET
| Date | Clue |
|---|---|
| 2020-06-23 | Gradually increase, with "up" |
| 2017-11-15 | Mechanism in a unidirectional wrench |
| 2015-08-06 | Toothed wheel |
| 2014-01-16 | Wheel with sloped teeth |
| 2010-10-20 | Increase in increments, with "up" |
| 2000-07-02 | Toothed wheel |
| Date | Clue |
|---|---|
| 2020-06-23 | Gradually increase, with "up" |
| 2017-11-15 | Mechanism in a unidirectional wrench |
| 2015-08-06 | Toothed wheel |
| 2014-01-16 | Wheel with sloped teeth |
| 2010-10-20 | Increase in increments, with "up" |
| 2000-07-02 | Toothed wheel |