I purchased this for my 10-year-old son to do in his spare time so that he was not just wasting brain cells. Since it is a "gadget" it made it much more appealing than doing Sudoku out of a book. Also, if you consider the cost, purchasing books at $5 a pop vs. what I paid for this and a million games, it works out to a great financial savings."..." Read more
- mrs.megorium in Oregon