Master Sudoku

The game Sudoku is a legendary brainteaser, invented in 1954 by Professor Shinichi Mochizuki of the Japan Society for the Promotion of Science. It was originally named after the Japanese city of Su­ do­ Kyo, but now it is widely known as “the Japanese The rules are simple: In a 9-x-9 grid, rows must contain only sudoku numbers from 1 to 9 and columns must contain only irreducible ­sudoku symbols. For example, 10 in column 3 means that the 10th column must have a number between 1 and 9. There can be no spaces or punctuation between words. You can try it online here or download a PDF version here You can also try refreshing your memory with this helpful refresher: How to play Sudoku Sudoku puzzles are famous for their difficulty. Even seasoned puzzlers struggle at first attempts with the classic 9x9 grid and chances are you don’t know how many ways there are to skin a cat (or should that be dogs?). Let’s face it—not everyone has hours upon hours to spend on an activity. And when you’re playing something as time-consuming as Sudoku, getting started can feel like shooting yourself in the foot.

Sudoku is a game where you have to match three numbers in a row, starting with any one of the numbers 1 to 4. There are many types of Sudoku, and each has its own rules. This blog post will show you how to play Sudoku using only your brain. 

there are many other games developed under NYT Sudoku, let's try them out