Sudoku for Kids #104
sudoku · ages 5-8 · medium
Editorial team · Published August 17, 2026
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Here's a delightful 6x6 Sudoku puzzle, specifically designed for young solvers. Each grid features clear, bold outlines and is divided into six rows, six columns, and six distinct 2x3 boxes. About half the numbers, from 1 to 6, are already filled in for you. Your mission is to complete the grid so that every row, every column, and every one of those smaller 2x3 boxes contains each number from 1 to 6 exactly once, with no repeats. It’s incredibly satisfying to see those numbers click into place and complete the puzzle!
A great way to approach this puzzle is to focus on a single row, column, or 2x3 box that already has many numbers filled in. Look at that section and identify which numbers are missing from 1 to 6. Then, scan the intersecting rows and columns for any empty squares in your target section. If a missing number is already present in an intersecting row or column, you know it can’t go in that particular square. This process of elimination quickly helps you narrow down the possibilities.
For parents and teachers, this puzzle offers a fantastic opportunity for reusable fun. Print a few copies, then laminate them or slip them into clear page protectors. Kids can then use dry-erase markers to solve the puzzles again and again, wiping them clean for next time. This activity is perfect for building logical reasoning and number sense in a fun, engaging way.
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
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.
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.