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Brain Teasers difficult

Only difficult puzzles were selected that received good ratings from players and a small average solution time
Puzzles Suitable for smartphones

1 2 3 4 ►

Polyomino

Times solved 12 Rating 4.8
10:17
x3
2024-03-18 00:15

Sudoku X

Times solved 12 Rating 4.6
14:22
x5
2024-02-29 08:01

Windoku

Times solved 8 Rating 4.3
16:29
x4
2024-02-26 08:01

Sudoku X

Times solved 10 Rating 4.6
18:07
x10
2024-02-19 08:01

Windoku

Times solved 15 Rating 4.4
19:51
x4
2024-02-05 08:01

Shifters without numbers

Times solved 9 Rating 4.3
11:58
x4
2023-12-13 20:45

Yukon solitaire

Times solved 6 Rating 5.0
12:28
x1
2023-11-17 13:24

Klondike 1 card

Times solved 13 Rating 4.5
16:18
x1
2023-11-15 06:21

Sudoku X

Times solved 11 Rating 4.3
17:36
x4
2023-11-03 00:15

Sudoku X

Times solved 11 Rating 4.6
18:01
x5
2023-11-02 00:15

Windoku

Times solved 12 Rating 4.5
17:19
x4
2023-10-26 11:24

Windoku

Times solved 12 Rating 4.8
16:05
x4
2023-10-19 11:24

Sudoku X

Times solved 15 Rating 4.2
16:51
x4
2023-10-18 11:24

Shifters without numbers

Times solved 14 Rating 4.3
15:41
x4
2023-10-13 21:39

Yukon solitaire

Times solved 10 Rating 5.0
13:30
x2
2023-10-07 18:02

Filipino puzzle

Times solved 28 Rating 4.8
15:03
x4
2023-10-05 18:50

Sudoku X

Times solved 15 Rating 4.4
17:02
x5
2023-09-27 11:24

Sudoku X

Times solved 20 Rating 4.3
14:10
x4
2023-08-29 13:41

Windoku

Times solved 25 Rating 4.7
17:18
x4
2023-08-24 11:24

Windoku

Times solved 19 Rating 4.7
15:21
x4
2023-08-12 12:11

Sudoku X

Times solved 20 Rating 4.3
15:13
x4
2023-08-10 12:11

Sudoku X

Times solved 22 Rating 4.6
14:37
x4
2023-08-09 10:07

Sudoku X

Times solved 18 Rating 4.1
11:46
x4
2023-08-02 06:21

Windoku

Times solved 15 Rating 4.7
12:15
x3
2023-07-31 21:01

Sokoban

Times solved 9 Rating 5.0
12:07
x1
2023-07-26 12:15

Polyomino

Times solved 8 Rating 4.4
17:37
x5
2023-07-21 11:41

Sudoku X

Times solved 15 Rating 4.5
19:50
x4
2023-07-15 06:46

Windoku

Times solved 17 Rating 4.5
19:28
x4
2023-07-14 11:24

Sudoku X

Times solved 14 Rating 4.7
17:18
x5
2023-07-14 00:46

Sudoku X

Times solved 16 Rating 4.5
17:49
x4
2023-07-13 12:46

Shifters without numbers

Times solved 10 Rating 4.2
12:55
x4
2023-07-11 12:08

Sudoku X

Times solved 12 Rating 4.3
15:24
x4
2023-07-06 11:24

Sudoku X

Times solved 12 Rating 4.3
17:57
x4
2023-06-28 11:24

Clouds

Times solved 11 Rating 4.6
11:19
x3
2023-06-19 19:09

Windoku

Times solved 18 Rating 4.2
16:22
x4
2023-06-15 10:41

Guess the snippet

Times solved 29 Rating 4.1
15:06
x3
2023-06-08 21:04

1 2 3 4 ►

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