Puzzles by type

Author: Olgainna

Consecutive Sudoku

9x9

Diagonal Sudoku

9x9 9x9

Even/Odd Sudoku

9x9 9x9

Irregular Sudoku

9x9

Easy as ABC

6x6 6x6

Product Kuromasu

7x7

No Four in a Row

10x10

Every Second Turn

10x9 10x9 10x10

Hitori

10x10 9x9

Norinori

10x10
Stars show the aproximate puzzle difficulty:
  • - 30 seconds solving time for an expert
  • - 75 seconds solving time for an expert
  • - 4 minutes solving time for an expert
  • - 10 minutes solving time for an expert
  • - 25 minutes solving time for an expert