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. martosss
101
 00:04.95
2. quad
93
 00:05.29
3. Hanman 00:05.43
4. IPlayTheTuba 00:06.87
5. Kenolo353
123
 00:07.46
6. Noatodo 00:10.80
7. boru
128
 00:11.53
8. qobi
237
 00:11.79
9. Otenkiya
64
 00:11.88
10. iwikswjd 00:12.15
11. shei
58
 00:12.38
12. GaryMilligan 00:12.98
13. sifk491
13
 00:13.37
14. cecile 00:14.41
15. tokitoki
8
 00:14.91
16. pph4br
14
 00:15.34
17. thrasymachus
72
 00:15.39
18. Fxyslaw 00:15.76
19. eljot
32
 00:15.87
20. Merlin3 00:15.92
This Week
1. martosss
101
 00:04.95
2. Kenolo353
123
 00:08.39
3. sifk491
13
 00:13.37
4. ktymhyo 00:18.11
5. WEILE
4
 00:20.98
6. HELLO-005
5
 00:23.27
7. 77773
5
 00:26.58
8. BUNBUN18GOU 00:27.28
9. limoumou 00:34.16
10. Paul Mattson
10
 00:34.23
11. SunnySkier
2
 00:34.36
12. 小七
3
 00:42.19
13. Mercury000 01:02.15
14. itelder 01:03.80
15. Cestmat99 01:45.58
16. jackthanks 01:47.77
17. Wolverine 03:01.91
18. wanderwhale13 10:39.18
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Today
1. HELLO-005
5
 00:40.25
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MO3
1. numbrr
319
 00:03.32
2. PuzzleMaestro
92
 00:04.40
2. dkxxznxxx
33
 00:04.40
4. vowels
216
 00:04.53
5. martosss
101
 00:04.63
6. cknori95
65
 00:05.12
7. avani
36
 00:05.32
8. KkLewandowski
81
 00:05.66
9. chihiro
89
 00:05.83
10. Make
281
 00:06.35
AO5
1. numbrr
319
 00:04.30
2. dkxxznxxx
33
 00:04.40
3. PuzzleMaestro
92
 00:04.63
4. vowels
216
 00:04.67
5. martosss
101
 00:05.38
6. cknori95
65
 00:05.40
7. avani
36
 00:05.72
8. KkLewandowski
81
 00:06.05
9. chihiro
89
 00:06.59
10. SilverHawk
216
 00:06.63
AO12
1. numbrr
319
 00:05.21
2. PuzzleMaestro
92
 00:05.32
3. vowels
216
 00:05.94
4. cknori95
65
 00:06.31
5. dkxxznxxx
33
 00:06.44
6. KkLewandowski
81
 00:06.72
7. martosss
101
 00:06.76
8. chihiro
89
 00:07.70
9. qqwref
266
 00:07.86
10. avani
36
 00:07.88
Robots / programmatic solversinfo  
1.joshprzybyszewski
18
00:00.060
2.jllachan00:00.504
3.RaislinSnow
32
00:01.084

* 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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