Frequently Asked Questions

MacMahon Squares are a set of 24 unique tiles, each divided into four coloured triangles. The puzzle challenges you to arrange them on a 6×4 grid so all adjacent edges match in colour.

Yes! MacMahon Squares is completely free to play. Create an account to track your progress and compete on the leaderboard.

There are many valid solutions to the puzzle, but finding even one is a significant challenge given the enormous number of possible arrangements. Each randomly generated puzzle has its own set of valid solutions.

No. Tiles can only be rotated (0°, 90°, 180°, 270°) but not flipped or mirrored.

No, you can play without an account. However, registering allows you to save your progress, track your best times, and appear on the leaderboard.

MacMahon Squares is a worldwide unique puzzle that combines the logical constraint-solving of Sudoku with the spatial rotation mechanics of a Rubik's Cube. No other puzzle offers this exact combination.