Printable sudoku
Number puzzles with exactly one solution. Easy grids are 4 by 4, medium grids are 6 by 6 and hard grids are the full 9 by 9.
Easy
Ages 4 to 6
Medium
Ages 7 to 9
Hard
Ages 10 and up
How to play
- Every row, every column and every box (the areas marked with thick lines) must hold each number once.
- Start with a row, column or box that is almost full and work out the missing number.
- If a number can only fit in one place, write it in. Check the answer key if you get stuck.























