User comments for Sudoku - Happy Brain: Classic Free Puzzles
Sudoku - Happy Brain: Classic Free Puzzles
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A free program for Android, by Kusya.
Sudoku - Happy Brain is an educational game that can help you improve your logical thinking skills. It is a logic-based puzzle game where you have to put numbers from 1 to 9 in a 9×9 grid so that each column, each row, and each of the nine 3×3...