100 SUDOKU PUZZLE BOOK for ADULTS LARGE PRINT- hard Level,100 Puzzles with answers at the back of the book. One Sudoku Per Page. Have fun with this Large Print Sudoku Puzzle Book. Size 8.5 x 11 in (21.6 x 27.9 cm) print on quality white paper with well design glossy soft cover. Great fun to stimulate and keep your brain sharp. Perfect gift idea for adults, seniors, wife, mother, grandma. Relax and enjoy solving these 100 hard t puzzles to stay sharp...