Number Place - Popular puzzle!

Play Over 1,500 Puzzles! Enjoy easy brain training with the world-famous puzzle game Number Place (Sudoku)! Sudoku is highly effective for training the brain, improving memory, and preventing dementia. Rules: Fill in the blank grid spaces with the numbers 1 – 9 so that the same numbers do not overlap within a single row or column or in the 3x3 blocks outlined with a thick border. Functions and F…