Enjoy a mix of 100 medium mix standard Sudoku puzzles with solutions. Or CHEWY for the puzzle digestion! Start at the beginning or just dip in as you feel like it If think this book will be too hard or easy, check out our 4 other skill level series of Sudoku -Soft - Mix of Easy -Lumpy - Easy and Medium -Chewy - Medium Mix -Gritty - Medium and Hard -Crunchy - Hard 5 Skill levels to improve your mind at a rate comfortable for you! Try them all today and see how you do! Puzzles entertain and challenge and exercise the brain, so stretch out those brain muscles ready for a work out right now.