Maths Teasers For Adults: Pencilmark Sudoku Puzzles - The Best Puzzles Collection

By Jeff Heldt

Pencilmark Sudoku has 81 groups of digits in a 9 x 9 grid. Like a standard sudoku, the puzzle must be completed in such a way that each row, each column and each 3 x 3 box contains digits 1 through 9. Only the candidates shown in the grid can be used.

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• Format: Paperback
• Language: English
• ISBN: 1719807922
• ISBN13: 9781719807920
• Release Date: August 2018
• Publisher: Independently Published
• Length: 116 Pages
• Weight: 0.40 lbs.
• Dimensions: 0.3" x 6.0" x 9.0"