Puzzles have been proven to improve cognitive functions and Sudoku is no different. Give your brain a good workout with these Samurai Sudoku puzzles. Unlike regular Sudoku, you complete five grids at the same time, building your logic and problem solving skills.This Samurai Sudoku Puzzle book for - Has 750 Easy to Hard Sudoku puzzles, which overlap into 150 Samurai puzzles. - At the back of the book, you will find the solutions for all the puzzles inside. - Each puzzle has ONLY one solution. - Each page has one puzzle - 6 by 9 inches in size
