Please use logical thinking instead of guessing! Each puzzle only has one solution.

Sudoku Diagonal Sudoku 4X4 Sudoku 6X6 Sudoku 8X8 Sudoku Irregular Sudoku Irregular Diagonal Sudoku

Download Free 4x4 Sudoku Puzzles

There are a lot of 4x4 sudoku puzzles for download. There are 5 difficulty levels, sudoku for kids,easy,hard,expert and extreme 4x4 sudoku puzzles.
The document is in pdf format. Each document has 8 4x4 sudoku puzzles, and the end of each document is the answer to the 4x4 sudoku puzzles.
Here is a blank 4x4 sudoku grid that may be useful in the process of solving the 4x4 sudoku puzzle.