Medium 6x6 Sudoku for Kids

About this worksheet

Four medium 6x6 sudoku puzzles with only 15 to 15 clues out of 36. Kids need the second sudoku trick, looking for the one square in a row, column or box where a number can still go, but never have to guess. For ages 7 to 9 who find the easy 6x6 too quick; answer key on page 2. It is the medium level, for ages 7 and up who finish the easy pages quickly. No guessing needed. Write small pencil notes in the corners when two numbers could fit.

On this sheet

4 puzzles: puzzle 1 starts with 15 given numbers (1 4 6 3 4 2 4 4 3 2 2 3 ...); puzzle 2 starts with 15 given numbers (5 1 1 5 6 3 6 2 2 1 3 5 ...); puzzle 3 starts with 15 given numbers; puzzle 4 starts with 15 given numbers.

Tips for using it

• Say the number out loud each time you trace it.
• Trace the big number with a finger first, then color it in your favorite color.
• Count the pictures twice: once by pointing, once by coloring a dot on each one.
• Match the size to the child: picture 4x4 at 4 to 5, number 4x4 at 5 to 6, 6x6 at 6 to 8, 9x9 from about 8.

Printing tips

Download the PDF and print at 100% (or “fit to page” on A4). Page 1 is the worksheet and page 2 is the answer key with the answers in red; print just page 1 if you want to keep the answers for checking. Free for personal, family and classroom use.