10x10 - Hard Puzzles

About 10x10 Queens Puzzles

A 10x10 Queens puzzle features a 10x10 grid divided into 10 colored regions. Your goal is to place exactly 10queens on the grid — one in each row, one in each column, and one in each color region. No two queens can be adjacent, including diagonally.

Large grids require advanced solving techniques like region confinement, adjacency chaining, and systematic elimination. These puzzles can take several minutes even for experienced solvers.

All 10x10 puzzles are free to play in your browser. No download or account needed. Want to try a different difficulty? Browse all grid sizes.