0 of 1 people found the following review helpful
lovely way to pass the time,
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This review is from: Electronic Sodoku Handheld Reasoning & Logic IQ Game Sudoku Challanger (Toy)
i am awake a lot of the night in pain, and now instead of reaching for the medication i pick up the sudoku,it takes me away from the pain. Its light can be silent and utterly absorbing. wish I'd had it a long time ago.