Shikaku

Shikaku (also known as Rectangles) is a logic puzzle with simple rules and challenging solutions.

The rules are simple. You have to divide the grid into rectangular and square pieces such that each piece contains exactly one number, and that number represents the area of the rectangle.

Click and drag to draw a rectangle. To remove lines use the right mouse button or hold the Ctrl or the Shift key.

Video Tutorial

Hide the rules

Become a Patron

Feedback | Specific puzzle | FAQ

Mass Print | Hall of Fame | Statistics

Pin Ads Remove Ads | Report This Ad

This Month
1.	SirDiscalot	00:14.09
2.	Suball	00:14.44
3.	qobi	00:14.53
4.	GeorgPfleger	00:15.65
5.	boru	00:15.95
6.	marbleeeee	00:19.64
7.	Dorice	00:21.73
8.	RichWoods	00:22.47
9.	Nieznany	00:29.74
10.	Swagrymple	00:33.35
10.	yasuyo	00:33.35
12.	Ingrid59	00:35.31
13.	venipede	00:37.39
14.	profTomi	00:39.58
15.	NOHJIWAN	00:41.97
16.	HackMan	00:45.12
17.	puzzliver	00:45.98
18.	whitevoidsky	00:46.75
19.	yosiaki	00:46.81
20.	takerusan	00:48.25

This Week
1.	qobi	00:14.53
2.	GeorgPfleger	00:21.38
3.	RichWoods	00:26.52
4.	Dorice	00:36.75
5.	venipede	00:37.39
6.	yosiaki	00:46.81
7.	CLAVDIVS	00:49.44
8.	Bas79	01:43.38
9.	--- empty ---	--:--
10.	--- empty ---	--:--
11.	--- empty ---	--:--
12.	--- empty ---	--:--
13.	--- empty ---	--:--
14.	--- empty ---	--:--
15.	--- empty ---	--:--
16.	--- empty ---	--:--
17.	--- empty ---	--:--
18.	--- empty ---	--:--
19.	--- empty ---	--:--
20.	--- empty ---	--:--

Today
1.	GeorgPfleger	00:23.05
2.	RichWoods	00:32.11
3.	venipede	00:37.39
4.	--- empty ---	--:--
5.	--- empty ---	--:--
6.	--- empty ---	--:--
7.	--- empty ---	--:--
8.	--- empty ---	--:--
9.	--- empty ---	--:--
10.	--- empty ---	--:--
11.	--- empty ---	--:--
12.	--- empty ---	--:--
13.	--- empty ---	--:--
14.	--- empty ---	--:--
15.	--- empty ---	--:--
16.	--- empty ---	--:--
17.	--- empty ---	--:--
18.	--- empty ---	--:--
19.	--- empty ---	--:--
20.	--- empty ---	--:--

MO3
1.	zahhydude1	00:08.04
2.	vowels	00:08.48
3.	demian2	00:08.79
4.	bearn	00:09.79
5.	Tobi Ente	00:09.97
6.	coolcoolguy65	00:10.12
7.	JZE	00:10.15
8.	numbrr	00:10.50
9.	entenstein	00:12.32
10.	Vicellen	00:12.39

AO5
1.	zahhydude1	00:08.32
2.	vowels	00:09.47
3.	demian2	00:09.82
4.	JZE	00:10.15
5.	Tobi Ente	00:10.47
6.	numbrr	00:10.79
7.	bearn	00:11.41
8.	coolcoolguy65	00:12.11
9.	entenstein	00:12.53
10.	sfumato	00:12.97

AO12
1.	zahhydude1	00:10.30
2.	vowels	00:10.59
3.	Tobi Ente	00:12.08
4.	bearn	00:13.05
5.	coolcoolguy65	00:13.11
6.	entenstein	00:13.34
7.	numbrr	00:13.35
8.	demian2	00:13.78
9.	JZE	00:14.26
10.	qqwref	00:15.82

Robots / programmatic solvers		info
1.	tlstyer	00:00.006
2.	Charlie Li	00:00.208
3.	Paul Bismuth	00:02.423

* 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.
You need to be logged in to track your averages

More Logic Puzzles: hide showBinairo+Yin-Yang Chess Puzzles Thermometers Norinori Mosaic Minesweeper Slant LITS Galaxies Tents Battleships Pipes Hitori Heyawake Shingoki Masyu Stitches Aquarium Tapa Star Battle Kakurasu Skyscrapers Futoshiki Renzoku Word search games Shakashaka Kakuro Jigsaw Sudoku Killer Sudoku Binairo Nonograms Slitherlink Sudoku Light Up Hashi Shikaku Nurikabe Dominosa

2025-09-13 03:20:57

www.puzzle-shikaku.com

Remove Ads | Report This Ad