Players engage with a number of interconnected puzzles, each one built around a classic Sudoku grid. The game requires users to fill in missing numbers, but with a twist: certain numbers are displayed as question marks, indicating that the player must determine the correct answer through deduction.
The main challenge lies in using logic and reasoning to figure out which numbers belong in each space, while also keeping an eye on the overall grid. The game runs directly in the browser, with no need to download or register. By combining careful analysis with strategic thinking, players can progress through the puzzles and aim to complete the grid.