BASETEN
| Date | Clue |
|---|---|
| 2024-05-22 | Like our standard number system |
| 2021-03-19 | Something you can count on? |
| 2020-08-28 | Decimal |
| 2018-04-25 | Decimal system |
| 2017-05-30 | The decimal system |
| 2010-08-15 | Decimal system |
| 2009-05-24 | Common thing to count in |
| 2007-05-17 | Decimal |