Tiny grid
4×4 sudoku
A 4×4 sudoku uses the digits 1–4 and four 2×2 boxes. It teaches the same logic as a full grid without the overwhelm.
Wednesday, September 9, 2026 · easy
0:00
Who it is for
Kids, absolute beginners, and anyone who wants a two-minute warm-up before the daily 9×9.
Same rule, smaller board
No repeats in a row, column, or 2×2 box. If you can finish this, you already understand classic sudoku.
Questions
- Is 4×4 real sudoku?
- Yes. It is the same placement rule on a smaller Latin square.
- What comes next?
- Move to 6×6 sudoku, then easy 9×9.