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Play Magic Square Online

Place the numbers 1 through 9 exactly once so every row, column, and diagonal totals 15. This original 3 by 3 Magic Square puzzle includes three clue levels, live line sums, a reusable number tray, check and Undo controls, move and mistake counters, mouse, touch, and keyboard input, accessible cell labels, fullscreen play, and instant restart. Play free with no account or download.

Choose puzzle level

Single-player puzzle

No multiplayer mode

Your turnScore 0

How to play

Place the numbers 1 through 9 exactly once so every row, column, and diagonal totals 15. This original 3 by 3 Magic Square puzzle includes three clue levels, live line sums, a reusable number tray, check and Undo controls, move and mistake counters, mouse, touch, and keyboard input, accessible cell labels, fullscreen play, and instant restart. Choose puzzle level, make your move, and use Restart whenever you want a fresh game.

Strategy tips

  • The center of every 3 by 3 Lo Shu square is 5, and opposite cells pair to 10.
  • Use the live row, column, and diagonal totals to spot which line needs a larger or smaller available number.
  • Keyboard players press a number key to select it, arrows to move focus, Space or Enter to place, C to check, and U to undo.

FAQ

Is Magic Square free?

Yes. It is free to play in your browser.

Do I need an account?

No account or email is required.