Each row across, each column down and each small 9-box square within the larger diagram will contain every number from 1 through 9. No number will appear more than once in any row, column or smaller 9-box square. The Rows, Columns and 9-Box Square will light up with Correct Answers.
This program contains 10,800 games that are chosen at random. The first 25 Games are free.
Easy, Medium and Hard. Choose setting before starting game as the game will reset when changing setting.
The Timer will Stop automatically when starting a New Game. Start timer when ready to play game. The Timer can be stopped and restarted at any time. Scores will show the fastest time for each game. Stop Timer before quitting program.
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