Sudoku for Kids #87
sudoku · ages 5-8 · medium
Editorial team · Published August 14, 2026
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This free printable Sudoku puzzle for kids features a clean 6x6 grid, perfect for little hands and developing minds. Each page presents a partially filled puzzle with bold outlines, where your child's task is to complete every row, column, and 2x3 box using the numbers 1 through 6, ensuring no number repeats within any of those sections. There are plenty of starting numbers already in place, making it satisfying to work through as more and more blank spaces fill up with each correct deduction.
To best tackle this puzzle, we recommend focusing on a single row, column, or 2x3 box at a time. Encourage your child to identify which numbers are *missing* from that specific section. Then, by looking at the numbers already present in the intersecting rows, columns, or boxes, they can logically determine which of the missing numbers fits into each empty square. This 'elimination' strategy is a key part of Sudoku success.
For parents and teachers, this page offers a fantastic opportunity to build logical reasoning skills. Print a few copies and laminate one for reusability – your child can then use a dry-erase marker to solve it repeatedly, wiping it clean for another go. This helps reinforce the strategy and allows them to see their progress over time without printing endless copies.
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.
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.
Can my child do this one alone?
That's the sweet spot of this age — hand it over and let them own it. Resist hovering: figuring out a sticking point solo (or choosing to ask for help) is a bigger win than a perfectly completed page.