Ultimate Sudoku Puzzles-4

Total 117 Sudoku puzzles with increasing level of difficulty so that your child will enjoy with the numbers.  It’s fun way to engage their brains and develop patience and perseverance.

Easy- 31-34 blocks are filled out of 81 blocks in grid.

Medium- 21-24 blocks are filled out of 81 blocks in grid.

Hard- 21-24 blocks are filled out of 81 blocks in grid with increased difficulty level.