Sudoku For Senior Normal To Extreme Level 100 Puzzles With Solution

100 Sudoku puzzle activity book for adults and seniors as Normal to Extreme Level With Solutions for fun, stress relief, relaxation, medical home care or stroke recovery.
1 puzzle per page with large printStart Time and End Time to fill in and area for take note in each puzzle page4 Levels (Normal, Medium, Hard and Extreme), 25 games per levelTotal 100 puzzles for with solution and instructionTraveling size 6x9 inches, convenient to carrying