Killer Sudoku

Killer Sudoku puzzles combine the power of mathematics and logic, taking the traditional Sudoku experience to a whole new level. With grids available in various sizes, including 4x4, 6x6, 8x8, and the classic 9x9, as well as varying complexity levels from easy, medium, to hard, there's a Killer Sudoku puzzle for every skill level and preference.

These puzzles present a captivating challenge, where you must fill in the grid with numbers while adhering to both traditional Sudoku rules and the added constraint of region sum requirements.

Recommended: Check out our Printable Puzzle Books Collection to download and print.

Also try these puzzle makers to make your own custom printable puzzles.

Need Help? To get started, check out these instructions, goals and rules for how to solve puzzles

Showing 1-8 of 8 records

Sort by:   View mode:

  • 4x4 Killer Sudoku - 8
    4x4 Killer Sudoku - 8
  • 4x4 Killer Sudoku - 1
    4x4 Killer Sudoku - 1
  • 4x4 Killer Sudoku - 2
    4x4 Killer Sudoku - 2
  • 4x4 Killer Sudoku - 3
    4x4 Killer Sudoku - 3
  • 4x4 Killer Sudoku - 7
    4x4 Killer Sudoku - 7
  • 4x4 Killer Sudoku - 6
    4x4 Killer Sudoku - 6
  • 4x4 Killer Sudoku - 5
    4x4 Killer Sudoku - 5
  • 4x4 Killer Sudoku - 4
    4x4 Killer Sudoku - 4

For those who enjoy a mental workout, you can easily find and download these printable Killer Sudoku puzzles. Just print and take on the challenge wherever you like.

Whether a novice or an experienced solver, these puzzles provide a fantastic opportunity to enhance your problem-solving skills and mathematical understanding while having fun with various grid sizes and difficulty levels.

Those dotted outlines are where things get interesting - make sure their sums equal the clue number. Download and print today!