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

This Month
1.	Tobi Ente	00:07.43
2.	JZE	00:07.85
3.	Parade	00:14.73
4.	Jen Jay	00:15.05
5.	zebramachine	00:15.09
6.	GeorgPfleger	00:15.52
7.	Ailurus	00:15.73
8.	qobi	00:16.72
9.	Flexo	00:17.13
10.	zibigibi	00:17.96
11.	Rhododendron	00:20.06
12.	Xatican	00:20.41
13.	RichWoods	00:20.47
14.	wow shibby	00:21.22
15.	pouldu	00:21.49
16.	Ruan	00:22.49
17.	HDXX123456789	00:22.58
18.	llmt9	00:23.47
19.	becka	00:23.73
20.	Dorice	00:27.44

This Week
1.	GeorgPfleger	00:19.21
2.	Rhododendron	00:20.06
3.	RichWoods	00:20.66
4.	leandroneckel	00:30.34
5.	苏小葵	00:33.55
6.	SergeiG	00:34.06
7.	HackMan	00:41.41
8.	peclo	00:49.47
9.	崔杰	00:53.53
10.	FunAcroFly	01:12.46
11.	CLAVDIVS	01:13.48
12.	JChas	01:17.74
13.	wellwhynot	01:32.93
14.	Ariadna	01:46.02
15.	--- empty ---	--:--
16.	--- empty ---	--:--
17.	--- empty ---	--:--
18.	--- empty ---	--:--
19.	--- empty ---	--:--
20.	--- empty ---	--:--

Today
1.	GeorgPfleger	00:20.74
2.	RichWoods	00:24.03
3.	HackMan	00:41.41
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.	Vicellen	00:12.39
10.	haramey	00:12.60

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.	sfumato	00:12.97
10.	qqwref	00:13.05

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.	numbrr	00:13.35
7.	demian2	00:13.78
8.	JZE	00:14.26
9.	qqwref	00:15.82
10.	sfumato	00:16.09

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

2025-07-15 20:27:29

www.puzzle-shikaku.com

Remove Ads