Thursday December 31
Puzzle of Day: tpsmith-serious
| Puzzle Type/ Instructions | Puzzle Versions | Answer Grids |
| TicTac-789 | Easiest | Answer |
| TicTac-STU | Easiest | Answer |
| Sudoku-4 | Easy | Answer |
| Fred | Easy | Answer |
| Faith | Easy Medium Difficult | Answer |
| Sudoku-Junior | Easy Medium Difficult | Answer |
| Sudoku-8 | Easy Medium Difficult | Answer |
| Education-Xtreme | Easy Medium Difficult | Answer |
| tpsmith-serious | Easy Medium Difficult | Answer |