Shikaku

Expert

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Play Expert Shikaku — ThePuzzleLabs

Try this Expert Shikaku puzzle on ThePuzzleLabs.

00:00
Classic

Click a corner cell, then click another to draw a rectangle. Click a rectangle to remove it.

Solve This Puzzle?

This will fill in the complete solution. The puzzle will be marked as “solved with reveal” rather than self-solved.

Expert Shikaku — what to expect

Expert Shikaku uses 12×12 grids (144 cells). Large numbers like 12, 16, and 20 appear with many possible factorizations, and the grid is dense enough that placements propagate constraints across multiple neighbors. Multi-step reasoning is the norm — "if this rectangle goes here, then that one must go there, which forces..."