N umber Search activity book for adults and seniors. This makes good training for your eyes as well as being a relaxing distraction. Large print can help seniors enjoying sudoku puzzle book. Number Search Book Features: 100 Number Search Puzzles Contains solutions High resolution There are NO duplicate number search puzzles in this book The pages are a nice, large 8.5x11" size Great as a gift for Father's Day, Monther's Day, Birthday, Christmas ! Don't hesitate, click "Buy Now" !