Puzzles by type

Author: Vladimir Portugalov

Diagonal Sudoku

6x6 6x6 8x8 8x8

Irregular Sudoku

7x7 7x7

Odd-Even-Big-Small

8x8

Sudoku

8x8 9x9

X Sums Sudoku

6x6 6x6 8x8

Every Second Turn

8x8 10x10 18x18

Masyu

8x8

Simple Loop

10x10

Belarusian Snake

10x10 10x10

Dutch Snake

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