Sudoku For Kids: 500 Puzzles on 6X6, 8x8, 9x9 grids at Easy, Medium, Hard levels: Gradually introduce kids to Sudoku & grow logic skills
(Logic Puzzles for Kids, #8)
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Sudoku For Kids: 500 Puzzles on 6X6, 8x8, 9x9 grids at Easy, Medium, Hard levels: Gradually introduce kids to Sudoku & grow logic skills
(Logic Puzzles for Kids, #8)