Sudoku is a puzzle game that improves your brain power and concentration. The goal of Sudoku is to fill the grid from one to nine numbers and then find a digit that belongs to the empty cell. It doesn’t take any special math skills to complete the puzzle, so you can enjoy it with friends and family, too. You can also practice Sudoku in real-life to improve your problem-solving skills.
Follow these strategies to learn more about Sudoku and puzzle solving. First, you should know how many digits the puzzle has. When solving a puzzle, you need to look at the number of open positions to determine the value of a particular digit. If the number is missing in a column, you can usually look at other columns for clues. If you see the number 5, it is a six.