Sudoku Coach
Free classroom printable

Today’s printable Sudoku, with a separate answer key

One uncluttered puzzle for pencil-and-paper solving. The solution prints on its own page, so learners can work without seeing the answer.

Play today’s puzzle online
Sudoku Coach · doku.su

Daily Sudoku

August 30, 2026
Medium

58
1294
3897
3
52
617895
8913254
6572
237

A simple solving routine

  1. Choose a row, column, or 3×3 box with several filled cells.
  2. List the digits that are missing.
  3. Place a digit only when its row, column, and 3×3 box leave one possible spot.

Free for personal and classroom use. Please keep the doku.su credit when sharing printed copies.

Sudoku Coach · doku.su

Answer key

August 30, 2026
Medium

729435618
186297354
543861972
978523461
352146897
614789235
891372546
465918723
237654189

Free for personal and classroom use. Please keep the doku.su credit when sharing printed copies.

Technique library

Teach the reasoning, not the answer

Use the free technique library for worked examples you can discuss before handing out the puzzle.

Open the technique library →