Orin squares is addictive puzzle game, similar to sudoku. In the beginning of a game, there is square board similar to chessboard. There are pairs of letters and numbers in some cells. Your aim is simple, complete the board, according to following rules:
- Two same numbers or letters can not be in one row (eg. A1, A2, C3),
- Two same numbers or letters can not be in one column,
- There can not be two or more same pairs of letters and numbers (eg. B5 and B5)
Once the square is complete and no rules are broken the square become Orin square hence you finish the game.You can choose one of four difficulty levels - each of them means different size of board. They are 3x3, 5x5, 7x7 and 9x9. Ordinary 7 years old child is able to solve 3x3. 9x9 is extremely difficult to solve even for adults.