Expert Sudoku for 2026-02-25

Expert Sudoku puzzle published on 2026-02-25, with 25 given clues. Solving it requires the following techniques: Hidden Single, Naked Single, Pointing Triple, Claiming, Naked Pair, Naked Triple, Naked Quad, Pointing Pair, XY-Wing, Skyscraper, XY-Chain, W-Wing, BUG+1. Every puzzle on this site is generated by Dancing Links and then verified by a tiered human-style solver, so it is guaranteed solvable with logic alone – no guessing or backtracking.