Math Brain Games: Sudoku XV Puzzles - 100 Large Print Brain Puzzles

By Sandra Berry

Sudoku XV is the variation of the original sudoku. All adjacent cells with two digits summing to 10 are marked by X, while those summing to 5 are marked by V. The cells edges which do not contain an X or a V cannot have digits summing to 5 or 10.

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• Format: Paperback
• Language: English
• ISBN: 1717972683
• ISBN13: 9781717972682
• Release Date: July 2018
• Publisher: Independently Published
• Length: 116 Pages
• Weight: 0.40 lbs.
• Dimensions: 0.3" x 6.0" x 9.0"