People have always been fascinated with puzzles. Deciphering codes, solving clues and finding answers are some of our favorite pastimes. If you enjoy crosswords, jigsaws or tackling a Rubik’s Cube, you should try Sudoku.
Sudoku is the puzzle that’s taken the world by storm. It’s a relatively simple but extremely addictive mathematical puzzle that will test your patience and bend your brain. These days, Sudoku can be played on the Internet, and puzzles are easily found in magazines, newspapers and textbooks.
A Sudoku puzzle is based on a series of grids. There is generally one large 9×9 grid that holds nine smaller 3×3 grids. The main objective of Sudoku is to put the numbers 1 to 9 into each of the grid units. While it is a numerical puzzle, there are no equations involved. Nothing is added, subtracted, multiplied or divided.
Sound simple? Here are the basic rules:
However, there are three rules that must be strictly followed. And they are:
1. Every number from 1 through 9 will appear only once in each row.
2. Each of the numbers from 1 to 9 will appear only once in each column.
3. Each number from 1...
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