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Sudoku for Kids #63

sudoku · ages 5-8 · medium

WP

By WildPrintables Team

Editorial team · Published August 10, 2026

Sudoku for Kids #63 — free printable sudoku for kids to print and color at home

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Welcome to our 6x6 Sudoku puzzle, perfect for budding logicians! This page features a clear grid, divided into six rows, six columns, and six larger 2x3 boxes. About half the numbers, from 1 to 6, are already filled in, leaving plenty of satisfying spaces for your child to complete. The goal is simple: fill every empty square so that each row, column, and 2x3 box contains every number from 1 to 6 exactly once. There’s a wonderful sense of accomplishment with each correct number placed.

To help your child begin, suggest focusing on a single row, column, or 2x3 box that has the most numbers already filled in. For example, if a 2x3 box only has one empty square, they can easily identify which number from 1 to 6 is missing and confidently write it in. This strategy helps build confidence and provides a clear starting point without overwhelming them with too many choices at once.

For a practical tip, consider laminating this free printable. Once laminated, your child can use a dry-erase marker to complete the puzzle again and again, turning it into a reusable activity. This not only saves paper but also encourages repeated practice, reinforcing their number recognition and critical thinking skills with each attempt. This puzzle is ideal for kids aged 6-9 who enjoy number challenges.

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.

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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 answerSudoku for Kids #63 — answer key

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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 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.