Best Yet!! This is a MEGA collection of 200 Sudoku Puzzles that is sure to flex those cranial muscles!!! There are puzzles for the newest Sudoku puzzler to most experienced. Great Gift 200 Total Puzzles 100 Easy 100 Medium 100 Hard 100 Very Hard Convenient 6" x 9" book size 2 puzzles per page Solutions included if you get stuck 4 Solutions per page High quality paperback, not magazine quality The use of Sudoku Puzzle Books are quite useful for a creative mind. While entertaining, the puzzles is also making you think, logically, creatively and systematically. When your creativity grows, so do your opportunities! Puzzles have also been found to keep aging minds sharp. By using these puzzles you will be helping stimulate growth and function! Get your copy now!