Sudoku for Kids #62
sudoku · ages 5-8 · medium
Editorial team · Published August 10, 2026
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This free printable offers a 6x6 Sudoku grid, designed especially for younger puzzlers. You'll find a sturdy frame enclosing 36 individual squares, further divided into six 2x3 boxes with thick, clean lines. About half the numbers, from 1 to 6, are already filled in, giving a great starting point. The goal is simple yet satisfying: complete each row, each column, and each of the six smaller boxes so that every number from 1 to 6 appears exactly once, with no repeats. It’s wonderfully satisfying to see all the numbers click into place.
To tackle this Sudoku, a great strategy is to focus on a single 2x3 box that's almost complete. Count the numbers already present within that box and identify which numbers from 1 to 6 are missing. Then, look at the empty squares within that box and check their corresponding rows and columns for the missing numbers. If a missing number already appears in a row or column intersecting an empty square, you know that square can’t hold it, helping you narrow down the possibilities until only one spot remains.
For parents and teachers, this Sudoku is perfect for laminating. Once laminated, kids can use a dry-erase marker to fill in the numbers, allowing them to erase mistakes easily and try again. This not only makes the puzzle reusable for multiple attempts or different children but also encourages persistence and problem-solving without the pressure of permanent marks. It’s a fantastic way to develop logical thinking and number sense.
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.
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Frequently asked questions
How do I explain sudoku rules to a child?
One sentence: every row, every column and every box must have each number exactly once. Start by pointing at a nearly-full row and asking "what's missing here?" — kids grasp the rule fastest by finding one forced number, not by hearing the theory.
What does sudoku teach besides numbers?
Logic, mostly — sudoku needs no arithmetic at all. Kids practice deduction ("this is the only place a 3 can go"), process of elimination, and the patience to check their own work. It's one of the best focus-builders that still feels like a game.
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.