Puzzles by type

Author: Vladimir Portugalov

Antidiagonal Sudoku

9x9 9x9

Consecutive Sudoku

6x6 8x8

Diagonal Sudoku

6x6 6x6 6x6 6x6 8x8 9x9 8x8 8x8 8x8 9x9

Even/Odd Sudoku

6x6 6x6 8x8 9x9 9x9 9x9 9x9

Fortress Sudoku

6x6 9x9 9x9

Irregular Sudoku

6x6 7x7 8x8 7x7 8x8 9x9 8x8 7x7 9x9

No Touch Sudoku

9x9

Odd Sudoku

9x9

Odd-Even-Big-Small

8x8 8x8 8x8 8x8 8x8 8x8 8x8

Pair Sum Sudoku

9x9 9x9

Perfect Square Sudoku

9x9 9x9 9x9

Skyscrapers Sudoku

6x6 9x9 9x9 9x9

Sudoku

6x6 8x8 8x8 9x9 9x9

Sudoku Extra Regions

6x6 9x9

X Sums Sudoku

6x6 6x6 6x6 6x6 8x8 8x8 8x8

Double Block

5x5 5x5 5x5 6x6 6x6 6x6 6x6 7x7 7x7 11x11

Easy as ABC

5x5 6x6 5x5 6x6 6x6 6x6 6x6 6x6 7x7 7x7

Fuzuli

5x5 5x5 5x5 6x6 6x6 6x6 6x6 7x7 6x6 6x6 6x6 6x6 7x7 7x7 7x7 7x7 7x7

Magic Snail

7x7 7x7

Skyscrapers

5x5 6x6 5x5 5x5 5x5 6x6 6x6 6x6 6x6 6x6

Top Heavy Number Place

12x12

Chaos

5x5 5x5 6x6 6x6 6x6 6x6 5x6 7x7 7x7

Ripple Effect

6x6 7x7 7x7 7x7 6x6 7x7 6x6 6x7 8x8 8x8 8x8 6x8 7x7 7x7 8x8 7x7 7x7

Suguru

6x6 7x7 7x7 6x8 7x7 7x9 8x8 6x6 6x6 7x7 7x7 7x7 8x8 9x9 8x8 13x13 15x15

Akari

8x8 7x9 9x9

Clouds

8x8 9x9 9x9 10x10 10x10

Lighthouses

10x9 10x10 8x8 8x8 9x9 16x16

Minesweeper

6x8 7x7 8x8 8x8 7x7 9x9 10x10 7x7 10x10 9x9 17x17

No Four in a Row

7x9 8x8 7x9 8x10

Star Battle

10x10 10x10 10x10

Star Battle (Small Regions)

14x14

Hungarian Pentomino

17x17

LITS

8x8 8x8

Pentomino

12x12

Alternate Loop

8x8 10x10 8x8 10x10 14x14

Double Back

8x8

Even/Odd Fence

3x4 3x4 4x5 5x5

Every Second Turn

8x8 8x10 10x10 10x10 18x18

Fences/Slitherlink

5x5 5x5 5x5 6x6 6x6 7x7 6x6 6x6 6x6 7x7 7x7 7x7 8x8

Four Winds

7x8 8x8 7x9 15x15 14x14

Knapp Daneben Slitherlink

4x5 4x6 5x6 5x5

Masyu

8x8

Maxi Loop

6x6 7x8 7x10

Railroad

9x9 9x9 10x10

Simple Loop

8x8 9x9 8x10 10x10 11x11

Belarusian Snake

8x8 7x9 7x7 7x12 8x8 10x10 10x10 9x9 13x13

Dutch Snake

10x10

Passage

9x10 9x9 16x16

Snake

7x10 9x9 7x9 9x9 8x10 13x13

Cave

7x7 7x7 8x8

Easy as Coral

8x8 9x9

Heyawake

6x6 8x8 7x7 6x6 9x9 7x7 6x8 15x15

Hitori

6x6 7x7 7x7 9x9 8x8 8x8 9x9 8x8 12x12

Kuromasu

7x7 6x6 7x8 5x6 6x8 6x6 14x14 7x7

Norinori

8x8 7x8 15x15

Nurikabe

6x7 6x6

Paint by Max

6x6 6x6 7x7 7x7 8x8 7x7 9x7 7x9 7x8 8x8 8x8 7x7 8x8 7x9 12x12 14x14 13x13

Tapa

7x7 10x10 10x10 9x9 9x9 9x9 8x8 8x8 17x17 9x9

Yin Yang

7x7 7x7 7x7 7x7 8x8 9x9 7x9 10x10 8x8 7x7 12x12

ABC Division

8x8 6x8 6x8 8x8 7x10 6x9 7x10 9x10 15x12 12x14

Black and white

8x8 7x7 10x10 9x9 8x10

Domino Hunt

10x11

Fillomino

7x7

L-shapes

7x7 8x8 7x7 8x10 7x8 7x9 8x8 9x11 9x9 12x15

Shikaku

9x9 9x10 8x8 10x10

Spiral Galaxies

7x9 8x8 9x9 13x12 12x12
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