Welcome to the wonderful world of sudoku! As someone new to sudoku, you will want to know how to play the puzzle and how to solve it.Luckily, the rules of sudoku are very simple. There are various different sizes of grid. This book contains 100 small grids, which are all 4 x 4 in size. All you have to do is to place each number from 1 through to 4 exactly once in each of the four horizontal rows and the four vertical columns that compose each grid. In addition each 2x2 bold-lined region of four cells must contain the numbers from 1 - 4 exactly once.That is all that there is to it! If you are in any doubt as to what a solved puzzle looks like, simply take a moment to turn to the solutions at the back and look at a few of the grids. You will see that the numbers 1, 2, 3, 4 occur in some order in each of the twelve regions in the puzzle: the rows, the columns, and the 2 x 2 boxes.
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