Easy to Extreme Sudoku Large Print (Blue): Keeps You SharpSpiral, 31 May 2018

Sharpen your mind, relax, and live longer! This large print book has something for Sudoku fans old and new. With five difficulty levels ranging from beginner to extreme, newcomers will become addicted and experts will have fresh puzzles to test them. When you've finished a puzzle or finally give up, check out the answers in the back.