Kids Sudoku
Fill the grid so every row, column and box has each symbol once. Play online or print.
About Kids Sudoku
Sudoku builds logical thinking without any maths. The 4 x 4 grid is ideal for ages 5 to 7 and the 6 x 6 grid for ages 8 to 11. Switch to pictures so younger children can play without reading numbers. Every puzzle has exactly one solution.
Frequently Asked Questions
What age is sudoku suitable for?
Children as young as five can solve 4 x 4 picture puzzles. 6 x 6 number puzzles suit ages 8 and up.
Does every puzzle have one answer?
Yes. Each new puzzle is checked so it has exactly one solution.
Can I print sudoku with answers?
Yes. Tick Include answer key, then press Print.
Teacher's guide to Kids Sudoku
Free kids sudoku with easy 4 x 4 and 6 x 6 grids. Use numbers or pictures, check your answers and print puzzles with an answer key. Every puzzle has exactly one solution, so it is ideal for teaching logical thinking without any maths.
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How to use it
- Choose a 4 x 4 or 6 x 6 grid, a difficulty and Numbers or Pictures.
- Tap a square, then tap a symbol. Each row, column and box needs every symbol once.
- Press Check to find mistakes, or Show / hide answers.
- Tick Include answer key and press Print for a paper version.
Classroom ideas
- Use 4 x 4 picture sudoku for ages 5 to 7.
- Print as a quiet early-finisher puzzle.
- Ask students to explain how they knew which symbol went in a square.
Class activities that use this tool
- Picture Sudoku Logic Starter 15 min · Students solve a 4 x 4 picture sudoku and explain how they know where each animal goes.
- Classroom Game Stations Rotation 40 min · A 40-minute rotation through four game stations that mixes logic, spelling and teamwork.
- Friday Puzzle Challenge 35 min · A weekly team competition where groups earn points on several quick puzzles, building stamina and friendly rivalry.
Common questions about the kids sudoku
What is the easiest sudoku for kids?
A 4 x 4 grid with pictures on Easy. Each row, column and 2 x 2 box holds four different pictures.
Can I print sudoku for kids?
Yes. Press Print, and tick Include answer key if you want the solution on the page.
Does every puzzle have one solution?
Yes. Each new puzzle is checked so that there is exactly one answer.
What age is sudoku for?
Picture sudoku suits ages 5 to 7. 6 x 6 number sudoku suits ages 8 and up.