Slitherlink


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Slitherlink (also known as Fences and Loop the Loop) is a logic puzzle with simple rules and challenging solutions.

The rules are simple. You have to draw lines between the dots to form a single loop without crossings or branches. The numbers indicate how many lines surround it.
Left click between the dots to connect them. Right click to mark with X.

Video Tutorial
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Slitherlink


5x5 Normal Loop | 5x5 Hard Loop | 7x7 Normal Loop | 7x7 Hard Loop | 10x10 Normal Loop | 10x10 Hard Loop | 15x15 Normal Loop | 15x15 Hard Loop | 20x20 Normal Loop | 20x20 Hard Loop | 25x30 Normal Loop | 25x30 Hard Loop

New Puzzle
This Month
1. MrCheese
23
 00:59.86
2. quad
105
 01:42.37
3. magarner
65
 01:47.91
4. xxbh02jf 02:00.94
5. fufafofofofafuu 02:22.16
6. dailinli
62
 02:28.79
7. fufafofafufi 02:31.31
8. yc40756 02:38.60
9. ysh2020 02:40.57
10. merethlot 02:53.21
11. BigTom 02:59.15
12. Slitherking
8
 03:23.46
13. Skutti 03:25.60
14. RobertFuego 03:34.33
15. Azalia 03:57.30
16. qobi
243
 04:12.66
17. thrasymachus
89
 04:17.95
18. schnuggelbacke 04:27.42
19. kennethaw88
163
 04:31.16
20. wanglc 04:41.00
This Week
1. MrCheese
23
 00:59.86
2. magarner
65
 01:58.40
3. ysh2020 02:40.57
4. fufafofafufi 02:44.60
5. fufafofofofafuu 02:49.61
6. merethlot 02:53.21
7. BigTom 03:03.29
8. Skutti 03:25.60
9. RobertFuego 03:34.33
10. Azalia 04:20.75
11. kennethaw88
163
 04:31.16
12. wanglc 04:41.00
13. Radhakrishnan Sriniv...
14
 04:48.33
14. yyl000 05:27.71
15. cecile 05:36.56
16. Egoalien 05:38.49
17. JoannaShi
7
 05:58.26
18. Dovuq 05:59.30
19. anjolinaaac
20
 06:09.51
20. madsign
65
 06:39.73
Today
1. BigTom 03:11.17
2. wanglc 04:41.00
3. shamin1987 07:04.02
4. rurijj 10:10.24
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9.--- empty -----:--
10.--- empty -----:--
11.--- empty -----:--
12.--- empty -----:--
13.--- empty -----:--
14.--- empty -----:--
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20.--- empty -----:--
MO3
1. numbrr
325
 01:27.98
2. home
218
 01:37.99
3. PuzzleMaestro
107
 01:42.09
4. vowels
216
 01:50.83
5. cknori95
65
 01:52.13
6. KkLewandowski
87
 01:56.72
7. quad
105
 01:59.83
8. harveyrice
53
 01:59.87
9. magarner
65
 02:02.26
10. wangzimoxx
49
 02:02.85
AO5
1. numbrr
325
 01:24.62
2. home
218
 01:40.95
3. PuzzleMaestro
107
 01:43.63
4. KkLewandowski
87
 01:58.03
5. vowels
216
 01:58.57
6. cknori95
65
 01:58.67
7. quad
105
 02:01.93
8. bakpao
67
 02:05.19
9. harveyrice
53
 02:05.27
10. magarner
65
 02:05.90
AO12
1. numbrr
325
 01:31.67
2. home
218
 01:48.65
3. vowels
216
 02:01.91
4. bakpao
67
 02:10.37
5. PuzzleMaestro
107
 02:10.41
6. KkLewandowski
87
 02:11.09
7. magarner
65
 02:11.52
8. quad
105
 02:12.64
9. Ronja
127
 02:15.73
10. Bluegill16384
219
 02:16.77
Robots / programmatic solversinfo  
1.siebi
1
00:00.013
2.dbut2
49
00:00.014
3.joshprzybyszewski
18
00:00.060

* MO3 - Mean of 3. The average of 3 consecutive times.
AO5 - Average of 5. The average of 5 consecutive times ignoring the highest and the lowest.
AO12 - Average of 12. The average of 12 consecutive times ignoring the highest and the lowest.
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