December 2026 Sudoku Puzzles

Every day in December 2026 has four Sudoku puzzles — Easy, Medium, Hard, and Expert — 124 in all. Pick a date below to play in your browser, or open any puzzle and press Print for a paper copy. Each puzzle has one unique solution, which you can reveal on its page. For ready-made sheets, see the printable Sudoku page.

Print the whole month, 4 puzzles per page with an answer key: Easy · Medium · Hard · Expert