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2
dOubLESHOW 6
dOubLESHOW 7
dOubLESHOW 2x2x2
dOubLESHOW 3
2
dOubLESHOW 10
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Tap into Tapa
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Anniversary duel
6x6 duel
Twentyx 1/2-No numbers
Nikoli month 1/2
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Puzzles by type
Author: Andrey Bogdanov
Sudokus
Antidiagonal Sudoku
9x9
9x9
9x9
9x9
9x9
9x9
9x9
9x9
9x9
9x9
9x9
9x9
9x9
Antiknight Sudoku
6x6
6x6
6x6
6x6
6x6
8x8
6x6
9x9
9x9
8x8
8x8
8x8
8x8
9x9
9x9
Blackout Sudoku
9x9
9x9
Citywalk Sudoku
9x9
9x9
Consecutive Sudoku
6x6
8x8
6x6
6x6
8x8
6x6
8x8
9x9
Diagonal Sudoku
4x4
6x6
6x6
9x9
6x6
9x9
9x9
9x9
8x8
6x6
9x9
8x8
8x8
8x8
Difference Sudoku
6x6
6x6
6x6
6x6
9x9
8x8
9x9
Double Sudoku
6x6
6x6
8x8
6x6
8x8
6x6
6x6
6x6
8x8
8x8
8x8
8x8
Even/Odd Sudoku
6x6
8x8
8x8
8x8
9x9
9x9
Fortress Sudoku
6x6
6x6
6x6
6x6
6x6
6x6
6x6
8x8
9x9
9x9
Irregular Sudoku
6x6
9x9
6x6
7x7
7x7
7x7
8x8
No Touch Sudoku
6x6
6x6
6x6
8x8
8x8
8x8
6x6
8x8
8x8
8x8
8x8
8x8
6x6
9x9
Numbered Rooms Sudoku
9x9
9x9
Odd Sudoku
6x6
6x6
6x6
6x6
8x8
6x6
9x9
9x9
9x9
9x9
8x8
6x6
Odd-Even-Big-Small
8x8
8x8
8x8
8x8
8x8
Pair Sum Sudoku
6x6
6x6
6x6
8x8
8x8
9x9
9x9
Perfect Square Sudoku
6x6
6x6
6x6
6x6
6x6
6x6
6x6
8x8
8x8
8x8
Self-joint Sudoku
9x9
9x9
9x9
9x9
9x9
9x9
9x9
Skyscrapers Sudoku
6x6
6x6
6x6
6x6
6x6
6x6
8x8
9x9
Sudoku
6x6
8x8
8x8
8x8
9x9
9x9
9x9
9x9
9x9
9x9
9x9
9x9
9x9
9x9
Sudoku Extra Regions
6x6
6x6
6x6
6x6
8x8
9x9
9x9
9x9
9x9
9x9
9x9
X Sums Sudoku
6x6
6x6
6x6
8x8
Other Latin Squares
Double Block
6x6
6x6
7x7
7x7
7x7
7x7
8x8
Easy as ABC
4x4
4x4
4x4
4x4
4x4
4x4
4x4
4x4
4x4
5x5
5x5
5x5
5x5
5x5
5x5
5x5
5x5
6x6
6x6
6x6
6x6
6x6
6x6
6x6
7x7
6x6
Exclusive Skyscrapers
5x5
6x6
Fuzuli
5x5
6x6
6x6
Gapped Skyscrapers
4x4
5x5
5x5
5x5
5x5
6x6
6x6
Kropki
6x6
8x8
6x6
6x6
7x7
8x8
7x7
16x16
Magic Snail
5x5
5x5
6x6
6x6
6x6
6x6
5x5
6x6
7x7
11x11
Product Latin Square
5x5
5x5
5x5
6x6
5x5
5x5
6x6
6x6
7x7
Product Skyscrapers
5x5
5x5
5x5
5x5
5x5
5x5
6x6
Skyscrapers
5x5
5x5
5x5
5x5
5x5
6x6
6x6
6x6
6x6
6x6
6x6
6x6
6x6
5x5
6x6
6x6
Summed Skyscrapers
5x5
5x5
5x5
5x5
5x5
5x5
6x6
6x6
Top Heavy Number Place
6x6
6x6
6x6
7x7
6x6
6x6
7x7
6x6
7x7
7x7
7x7
8x8
9x9
11x11
Number Placement Puzzles
Chaos
7x7
6x6
6x6
6x6
8x8
13x13
Nanro
8x8
9x9
9x9
10x10
20x20
No Touch Sums
7x7
7x7
7x7
9x9
9x8
9x9
9x8
8x8
9x9
8x8
15x15
Product Kuromasu
7x7
7x7
7x7
7x7
8x8
7x7
8x8
8x8
7x7
8x8
Ripple Effect
6x6
7x7
7x7
8x8
13x13
Suguru
6x6
5x5
7x6
7x7
7x7
8x8
10x10
Object Placement Puzzles
Akari
6x6
7x7
7x7
9x9
8x8
8x8
9x9
12x10
10x10
Battleships
6x6
9x9
9x9
9x8
9x9
9x9
Battleships Minesweeper
9x9
9x9
9x9
11x10
9x9
Clouds
6x5
6x6
8x6
8x6
8x8
8x8
8x8
10x8
10x10
10x10
10x10
10x8
10x8
10x8
9x9
11x11
10x10
11x11
11x11
10x10
15x15
Domino Castle with Sums
8x6
8x6
9x6
13x6
8x8
8x6
10x9
10x8
10x7
10x8
14x13
Gaps
9x9
9x9
8x8
9x9
10x10
11x11
9x9
11x11
Hexa Minesweeper
4x4
4x4
5x4
5x4
4x4
4x4
5x5
6x5
5x5
9x9
Knight Battleships
7x7
8x8
11x13
8x8
9x9
9x9
Lighthouses
8x8
9x9
9x9
9x9
9x9
11x11
Minesweeper
8x8
9x9
9x9
7x7
8x8
9x9
9x9
9x9
No Four in a Row
11x12
8x8
9x9
10x10
11x9
10x10
10x8
11x11
10x10
16x16
Point a Star
7x7
10x8
9x9
8x8
8x8
9x9
8x8
9x9
8x8
10x10
9x9
16x16
Queens
5x5
5x5
6x6
5x5
6x6
6x6
6x6
6x6
6x6
6x6
6x6
13x13
Star Battle
8x8
9x9
9x9
9x9
9x9
11x11
10x10
10x10
10x10
10x10
Star Battle (Small Regions)
9x9
9x9
9x9
10x10
9x9
10x10
9x9
10x10
9x9
9x9
18x18
Tents
8x8
9x9
9x8
9x9
9x9
9x9
9x9
10x10
Pentomino/Tetromino puzzles
Hungarian Pentomino
10x10
12x12
10x10
12x12
12x12
Inverse LITS
8x8
9x9
10x10
10x10
LITS
8x8
9x9
12x8
11x11
LITS+
10x10
8x8
8x8
9x9
11x11
Pentomino
9x9
11x10
8x8
12x12
10x10
12x12
12x12
12x12
12x12
Pentomino Division
10x10
8x10
10x10
10x8
10x10
15x15
10x10
Pentomino Fences
9x9
12x12
12x12
12x12
12x12
12x12
SLICY
5x5
6x5
Tetroscope
9x7
10x7
10x7
8x8
9x7
9x7
10x7
Touching Pentomino
8x7
11x11
11x11
11x11
12x10
Line Drawing Puzzles
Alternate Loop
4x4
6x6
6x6
8x8
8x8
8x8
8x9
9x8
8x8
10x10
Chat Room
7x7
9x9
8x8
8x8
8x8
10x10
10x10
Country Road
9x9
7x7
8x8
7x7
9x8
10x10
9x9
Double Back
6x6
8x8
8x8
9x8
8x8
10x10
Even/Odd Fence
4x4
5x5
7x7
Every Second Straight
6x6
8x9
9x8
10x8
8x8
8x8
10x9
9x8
10x10
10x10
10x9
Every Second Turn
6x6
10x8
10x10
10x10
10x10
Fences/Slitherlink
4x4
5x5
6x6
7x7
7x7
9x9
9x9
10x10
Four Winds
8x8
8x8
10x10
9x9
8x8
9x9
9x9
9x9
Hexa Fences
3x3
4x4
4x4
4x3
4x4
5x5
4x5
4x4
4x4
5x5
5x4
5x5
5x5
8x8
Inturnal
7x7
9x9
9x9
9x9
9x9
19x19
Knapp Daneben Slitherlink
5x5
7x7
5x5
Kuroshiro
8x8
9x9
Loop and Bounds
8x8
8x8
9x8
8x8
8x8
16x16
Masyu
8x8
8x8
9x9
9x9
9x9
12x10
Maxi Loop
6x6
8x8
8x8
8x8
8x8
8x8
10x10
16x16
Minesweeper Loop
7x7
9x9
9x9
9x9
9x9
9x9
10x10
11x11
16x16
Polygraph
4x4
5x5
5x5
7x7
7x7
9x9
Railroad
7x7
8x8
10x9
9x9
9x9
9x9
9x9
Ring Ring
9x9
10x10
13x13
Russian Loop
6x6
9x8
9x8
10x9
8x8
Shortest Segment
8x8
10x10
8x8
9x8
10x9
10x9
10x8
Simple Loop
7x7
10x10
11x11
10x11
12x12
Turning Fences
5x5
7x7
6x6
7x7
9x9
9x9
Snake Drawing Puzzles
Belarusian Snake
8x8
9x9
Dutch Snake
8x8
9x9
8x8
9x9
9x9
9x9
10x10
Maxi Snake
6x6
7x7
7x7
8x8
8x8
9x9
9x9
9x9
9x9
9x9
9x9
9x9
11x11
17x17
Passage
8x8
10x10
8x8
9x9
9x9
9x9
10x10
12x10
10x10
Snake
8x8
9x9
9x9
10x10
8x8
11x11
Snakescope
6x6
7x7
8x8
8x8
9x9
8x8
9x9
11x9
9x9
9x9
18x18
Painting Puzzles
Aqre
7x6
8x8
8x8
Aquapelago
7x7
10x10
Aquarium
9x8
8x8
9x9
8x8
10x8
10x9
9x9
10x7
Arrow Web
3x3
4x4
4x4
5x5
5x4
5x5
5x5
4x4
5x5
5x5
6x6
6x6
7x7
6x6
8x8
Battenberg Painting
6x6
7x7
7x7
7x6
7x7
7x7
8x8
8x8
7x7
8x8
7x7
9x9
Cave
7x7
9x9
9x9
9x9
9x9
9x9
9x9
9x9
Choco Banana
9x9
6x7
10x10
Easy as Coral
8x8
7x7
9x9
8x8
9x9
8x8
7x7
Hexa Islands
5x5
5x5
5x5
5x5
5x5
5x5
5x5
5x5
5x5
5x5
5x5
5x5
Heyawake
6x6
8x8
Hitori
7x7
8x8
7x7
7x7
9x9
10x10
9x9
9x9
Kuromasu
8x8
8x8
8x8
9x9
8x8
16x16
11x11
Norinori
7x7
8x8
8x8
9x9
9x9
9x9
9x9
Nurikabe
8x8
9x9
8x8
9x9
10x10
9x9
20x20
Paint by Hex
2x2
3x3
3x3
3x3
3x3
4x5
4x4
4x3
4x4
5x5
4x4
5x5
4x5
5x5
4x4
5x5
5x5
Paint by Max
5x5
6x6
6x6
7x7
7x7
8x8
8x8
8x8
10x10
9x9
Tapa
6x6
8x8
9x9
7x7
10x10
10x10
Yin Yang
5x5
5x5
5x5
6x6
7x7
8x8
6x6
8x8
8x7
8x8
12x12
17x17
Region Division Puzzles
ABC Division
8x5
7x7
8x8
10x7
8x9
10x6
9x9
Araf
8x8
8x8
9x9
9x9
9x9
10x10
Black and white
6x6
8x8
10x10
Consecutive Double Choco
6x6
Domino Hunt
6x5
7x6
7x6
7x6
7x6
8x8
Double Choco
6x6
6x6
Fillomino
8x8
9x9
Fo-(Faibu-)seruzu
6x6
6x6
6x6
10x8
8x8
6x6
8x8
8x8
10x10
10x10
10x8
8x8
10x8
10x10
18x15
10x10
Inverse Double Choco
6x6
10x10
8x9
Kaitoramma
7x7
9x9
L-shapes
8x8
7x7
8x8
9x9
9x9
10x10
9x9
Neighbor Areas
7x7
6x6
6x6
6x6
6x6
9x5
8x6
6x6
9x9
8x8
8x8
Shikaku
8x8
9x9
11x11
Slash Pack
5x5
6x6
8x8
9x9
9x9
10x10
18x18
Spiral Galaxies
7x6
8x8
8x8
9x9
8x8
9x9
10x10
9x9
10x10
Squares and Rectangles
5x5
Other Puzzles
Slalom/Gokigen Naname
7x7
7x7
8x8
9x9
8x8
9x9
9x9
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