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Sudoku Puzzle Book: Sudoku Adventure For Children
Barnes and Noble
Sudoku Puzzle Book: Sudoku Adventure For Children
Current price: $9.99
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![Sudoku Puzzle Book: Sudoku Adventure For Children](https://prodimage.images-bn.com/pimages/9798395237217_p0_v1_s600x595.jpg)
Barnes and Noble
Sudoku Puzzle Book: Sudoku Adventure For Children
Current price: $9.99
Size: OS
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, but the rules are relatively simple and can be learned quickly by most test subjects. Sudoku has been used as a performance measure in studies on aging, distractions, multitasking and other brain-related subjects.