Does Sudoku stimulate brain?

Related questions

1. Does Sudoku improve math?
2. Can a Sudoku have 2 solutions?
3. Is there a mathematical way to solve Sudoku?
4. Are there patterns in Sudoku?
5. Does chess improve IQ?
6. Does Sudoku prevent Alzheimer's?
7. Can a sudoku puzzle be unsolvable?
8. Is sudoku good for Alzheimer's?
9. Is sudoku good for maths?
10. Does Sudoku improve logic?

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18. #relaxing
19. #sudoku
20. #snyder
21. #stimulation