Binary Puzzle Book: 500 Easy to Hard (10×10) : Keep Your Brain Young

Binary Puzzle (also known as “” Binairo””, “”Takuzu””, “”Tohu wa Vohu””) is a logic puzzle with simple rules and challenging solutions. It is played on a rectangular or square grid. The rules of Binary Puzzle are simple: 1- Fill in the grid with digits “”0″” and “”1″” 2- There are as many digits “”1″” as digits “”0″” in every row and every column (or one more for odd sized grids). 3- No more than two cells in a row can contain the same number. 4- Each row is unique, and each column is unique. This Logic Puzzles book is packed with the following features: – 500 Binary Puzzle (10×10) from Easy to Hard. – Answers to every puzzle are provided. – Each puzzle is guaranteed to have only one solution. Includes free bonus puzzles you can download book ( Tons of Sudoku Puzzles for Adults & Seniors ) Includes free bonus puzzles you can download book ( Word Search With Hidden Message: 102 Puzzles for Adults and Seniors) —- ISBN: 9798616344588 | ISBN10: B0851MHF5Q | ISBN-13: 979-8616344588