Sum Sudoku

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Sum Sudoku is a new brain game created by the author of this book (Claude Ziad Bayeh) on 2015-02-23. It is created in order to develop the mental calculation, reflection, logical skill, computational speed, Processing speed, Intuition, Algebraic calculation, etc. This book contains 11 levels (from extremely easy to the hardest level) and 10 puzzles per level of the presented game in order to develop the level skills of the brain. The game is similar to the normal Sudoku in which the objective is to fill a 9x9 grid with digits in void squares, in a way that each row and column in the 9x9 grid contains all the digits from 1 to 9. Moreover, each 3 squares located at the edge of the table must have a sum equal to the number above or behind them after the equal symbol. Moreover, the player is able to calculate his IQ for each level following the constructions in the book.
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ISBN-13: 9781517226053
ISBN-10: 1517226058
Pagini: 162
Dimensiuni: 203 x 254 x 9 mm
Greutate: 0.34 kg
Editura: CreateSpace Independent Publishing Platform