How to use
8-queens simulator
Simulator Mode
Click the Solve button to let the simulator automatically solve the 8-Queens puzzle.
The algorithm places one queen per row while ensuring no two queens attack each other. You'll see a live log of the algorithm.
Once solved, a ding will play! You can reset anytime using the Reset button.
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Challenge Mode
Ready to take on the puzzle yourself? In Challenge mode, you’ll need to place all 8 queens manually.
Click on tiles to place queens one by one. If you place a queen in an unsafe position, she won't get placed.
Use the hints to figure out safe spots! When all queens are correctly placed, you’ll receive a victory message.