Sudoku for Kids #45
sudoku · ages 5-8 · medium
Editorial team · Published July 25, 2026

This free printable presents a 6x6 Sudoku grid, thoughtfully designed with 2x3 boxes inside. About half the numbers, from 1 to 6, are already filled in, giving your child a satisfying head start. The goal is to complete each row, column, and the outlined 2x3 boxes so that every number from 1 to 6 appears exactly once, with no repeats. There’s a quiet satisfaction in scanning the grid, spotting the missing numbers, and seeing the puzzle slowly take shape with each correct placement.
A great way for your child to approach this particular Sudoku is to first scan each 2x3 box. Look for boxes that already have four or five numbers filled in. Often, these boxes will have only one or two missing numbers, making them easier to complete right away. Once those numbers are placed, it can create new opportunities in the rows and columns that intersect those boxes, helping to unlock further solutions across the entire grid.
For parents and teachers, this Sudoku is perfect for laminating. With a dry-erase marker, your child can try the puzzle multiple times, erase mistakes, and even share it with a friend, making it a reusable activity. It’s an excellent way to build logical reasoning and problem-solving skills, encouraging focused attention and systematic thinking without the need for constant new prints.
Download & print — it's free
US Letter (8.5×11"). Print at home, no sign-up needed.
Tip: set your printer to “Fit to page” for best results.
More printables you'll like
Frequently asked questions
Is this sudoku size right for a beginner?
Smaller grids are the on-ramp: 4×4 boards suit first-timers, 6×6 suits kids who've solved a few and want more of a challenge. This 6×6 is a good step up once the 4×4s feel easy.
How long should a kids' sudoku take?
Anywhere from five minutes to half an hour is normal, and speed doesn't matter. If it's over in two minutes, move up a grid size; if it stalls completely, solve the next number together and hand the pencil back.
Is this too babyish for my 8-year-old?
Try it before assuming — kids this age still love a good puzzle or coloring session, especially with "grown-up" tools like gel pens or fine-tip markers. Adding a self-set challenge (a timer, a color pattern, beating a sibling's time) refreshes any page.



