Sudoku Variants & Special Collections

Explore exciting sudoku variations and specialized puzzles for every need and skill level

Popular Sudoku Variants

Expert
Samurai Sudoku Puzzles Printable

Five overlapping 9×9 grids create an exciting challenge for experienced solvers

Hard
Killer Sudoku Online Free

Combines sudoku with math puzzles - cages must add up to specific totals

Medium
Jigsaw Sudoku Puzzles Free

Irregular shaped regions replace the standard 3×3 boxes for a unique challenge

Hard
Diagonal Sudoku Puzzles Printable

Main diagonals must also contain numbers 1-9 without repetition

Hard
Hyper Sudoku Online

Additional 3×3 regions add extra constraints to the standard puzzle

Expert
16×16 Sudoku Puzzles Online

Expanded grid using numbers 1-16 or letters A-P for an extreme challenge

Special Purpose Sudoku Collections

Sudoku for Seniors Printable

Large print puzzles with high contrast designed for older adults

Sudoku for Classroom Use

Educational puzzles with teaching guides for students of all ages

Sudoku for Anxiety Relief

Mindful puzzles designed to reduce stress and promote relaxation

Sudoku Printable for Teachers

Classroom resources with answer keys and difficulty progression

Sudoku Puzzle Generator Online

Create custom puzzles with our sudoku puzzle generator online tool

Generator Features:

  • Multiple difficulty levels from easy to expert
  • Custom grid sizes including 4×4, 6×6, 9×9, and 16×16
  • Variant options including killer, diagonal, and hyper sudoku
  • PDF export with sudoku printable PDF with answers
  • Guaranteed solvable puzzles with unique solutions

Perfect For:

  • Teachers creating sudoku for classroom use
  • Puzzle enthusiasts seeking fresh challenges
  • Publications needing free sudoku puzzles no ads
  • Caregivers providing sudoku for seniors printable activities
  • Event organizers creating custom puzzle challenges

Looking to expand your sudoku experience beyond the classic puzzle? Our collection of sudoku variants offers exciting new challenges that build on the traditional sudoku rules while adding unique twists. From samurai sudoku puzzles printable formats to 16x16 sudoku puzzles online, these variations will test your skills in new and exciting ways.