How to play GridSpark — a daily queens puzzle

• Place exactly one 👑 star in every row, every column, and every color region.
• No two stars can touch — not even diagonally.
• Tap a cell to cycle: empty → ✕ mark → 👑 star. Conflicts turn red instantly.
• The clock starts on your first tap. Solve in under a minute for the ⚡ badge.

FAQ

Is this like the LinkedIn Queens game? Same rules — one star per row, column, and color region, none touching — but playable free online in any browser, with no LinkedIn account or app needed. GridSpark is unofficial and not affiliated with LinkedIn.

Is there a new puzzle every day? Yes — one worldwide puzzle at midnight UTC. Monday starts at 7×7 and the grids grow through the week to 9×9 and 10×10 on the weekend.

Does every puzzle have a unique solution? Yes. Every daily grid is verified to have exactly one solution, solvable by a pure logic chain with no guessing.

Can I play more than once a day? Practice mode offers unlimited queens puzzles; practice games don't affect your streak or stats.

Is GridSpark free? Completely free — no sign-up, no paywall, no interstitial ads. Colorblind-friendly texture mode included.