Game On! Sudoku Puzzles, By John Samson. 3 game books in each banded set! The perfect, portable, puzzle-lovers' companions! Each banded set contains three 64-page books. 3 books - 120 puzzles. 40 puzzles in each book. Easy to hard. These portable books challenge your skills with math, entertaining your brain while fostering mental acuity. Get your game on! John Samson's puzzles have appeared everywhere from cereal boxes to album covers, and in magazines, newspapers, and books. Package measures 3 1/2" wide x 5" high x 1/2" deep.