GAriGrid® Sudoku has approximately 2500 puzzles in memory. The objective of SUDOKU is to enter a number from 1 through 9 in each empty SQUARE so that there are 9 different numbers in each horizontal ROW, 9 different numbers in each vertical COLUMN and 9 different numbers in each BOX which have 9 SQUARES each. GAriGrid® Sudoku divides each SQUARE into nine subsquares numbered 1 through 9 as shown in the GAriGrid® map at the upper left corner of the Sudoku screen. GAriGrid® Sudoku provides a format to display all possible number entries for each SQUARE in these subsquares. GAriGrid® format is easier than using paper, pencil and eraser. Tutorial for GAriGrid Sudoku presented by Mr. Gary Herberger
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