Logic Puzzle · Play now

Shikaku

Shikaku

Cover the board with rectangles whose areas match the numbers inside them.

Shikaku cover
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HOW TO PLAY

How to play Shikaku

Choose two corners to draw each rectangle. Every rectangle must contain exactly one number and have an area equal to that number. Rectangles cannot overlap, and all cells must be covered.

Controls

  • Click two rectangle corners; check all regions
  • R or the on-screen button: restart

Tips

  1. Look for the possible boundaries of the largest numbers first.
  2. Rules and control hints are shown in the game.