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#backtracking

1 essay cross-referencing this thread.

Mint and coral paper polyomino pieces filling an irregular navy recess, with one coral piece waiting beside a tight corner
Geometry
How to Solve Polyomino Puzzles: Start With Constraints

Count the target area, find the hardest cells, place awkward pieces deliberately, and backtrack before one attractive placement traps the rest.

Math & Patterns · Aug 19, 2026 · 3 min