Mind Training logic puzzle 'SUDOKU' <br />
The objective is to fill a 9x9 grid with numbers without ...
Mind Training logic puzzle 'SUDOKU'
The objective is to fill a 9x9 grid with numbers without repeatedly in all row, column and 3x3 squares.
10000 questions in 5 levels of difficulty from Easy to Expert.
Let's choose question that suit yourself, or challenge harder with others!
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