Easiest Sodoku Puzzles: 100 Puzzles to Have Fun and Sharpen Your Mind

This book contains 100 easy SODOKU puzzles to have fun and sharpen your brain. The puzzles are carefully made to challenge you the easiest way and to make you have fun during your free time, summer or vacations.

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Recent studies have shown that playing mentally games decreases the risk of degenerative brain diseases such as Alzheimer's. Come have fun AND sharpen your mind at the same time