About the game
Kaku is a relaxing logic puzzle based on the classic Shikaku (rectangle division). Split the grid into rectangles so that each rectangle contains exactly one number — and that number equals its size. 2,000 handcrafted levels across 4 difficulties, daily challenges with monthly trophies, and an IQ score that grows with every puzzle you solve. Easy to learn, but Expert 13×13 boards will truly test your logic.
How to play
- 1Drag on the board (hold the left mouse button or swipe with your finger) to draw a rectangle.
- 2Each rectangle must contain exactly one number, and the number must match the count of cells it covers.
- 3Tap a placed rectangle to remove it.
- 4Fill the entire board with no gaps or overlaps to clear the stage.
- 5Stuck? Use a hint to reveal one correct rectangle.
- 6Your IQ score grows with every clear — climb the leaderboard!
FAQ
Is Kaku: Shikaku Logic Puzzle free to play?
Yes. Kaku: Shikaku Logic Puzzle is free on EarnVera, with no download and no account. The site is supported by ads.
Do I need to download or install anything?
No. It runs in your web browser on phones, tablets and computers.
Will my progress save?
Most games save progress in your browser on this device. Clearing your browser data resets it.
