Sudoku for Kids #51
sudoku · ages 5-8 · medium
Editorial team · Published July 27, 2026
Solve this exact puzzle on screen — free, nothing to install.
Add a name, change the title and print your own version — free, in your browser.
This free printable Sudoku puzzle for kids features a clear 6x6 grid, perfect for little hands to navigate. About half the numbers are already filled in, giving a gentle start to the challenge. Your child will complete each row, column, and the larger 2x3 boxes by placing the numbers 1 through 6, ensuring no number repeats within any of these sections. It’s incredibly satisfying to see the grid slowly fill up, creating a complete and correct puzzle.
To tackle this Sudoku, a great strategy is to start by looking for a row, column, or 2x3 box that has the most numbers already filled in. If a section is only missing one or two numbers, it’s much easier to deduce what those missing numbers must be by seeing which numbers from 1 to 6 are already present. This reduces the number of possibilities and builds confidence.
A practical tip for parents and teachers is to laminate this puzzle. Once laminated, your child can use a dry-erase marker to fill in the numbers. This allows them to erase mistakes easily and try again, making it a reusable activity perfect for car trips, quiet time, or even as a quick warm-up for math lessons, building logical reasoning skills with every play.
Teacher notes
Skills practiced
- Logical reasoning and elimination
- Number recognition and one-to-one checking
- Persistence with a multi-step problem
- Explaining reasoning aloud: "this must be a 3 because..."
Suggested use in class
- Math warm-up projected on the board, solved together
- Independent center with the answer key face-down for self-checking (pair up students who need support)
Time estimate
10–15 minutes
Materials
- Printed page
- Pencil with eraser
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.
Includes answer key (page 2 of the PDF)
Print just page 1 for the puzzle, or both pages to keep the solution handy for checking.
Show answerHide answer
More printables you'll like
Frequently asked questions
My child says the puzzle is impossible. Now what?
It isn't — every grid starts from a fully valid solution, so a way through always exists. The trick is to hunt for the most-filled row, column or box and ask what's missing there. If a wrong number went in early, a fresh printed copy is often kinder than untangling the error.
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.
Will it print okay in black and white?
Yes — the printable itself is black line art on a white background, so any printer handles it, including basic laser printers. Set your printer to grayscale or "black ink only" to save color ink; the page will look exactly the same.