tiwari, Mr. shiva kant The Ultimate Mixed Logic Puzzle Book: 180 Brain-Teasing Find Path, Maze, and Sudoku Puzzles for Adults and Teens to Sharpen Your Mind, Relieve Stress, and Enjoy Hours of Screen-Free Fun

Siddiqui, Mr. Muhammad Nabeel Mind-Bending Maze Puzzle Book: Hours of Brain-Teasing Fun for All Ages: Challenge Your Mind with 100 Intricate and Exciting Maze Puzzles

Meshram, Mr Tola The Ultimate Sudoku Challenge: 180+ Puzzles from Easy to Hard for Adults and Seniors A Fun, Brain-Boosting Book for Logic Training and Relaxation

tiwari, Mr. shiva kant Ultimate Coloring and Activity Book: 104 Pages of Joy: A Massive Collection of Fun: From Cute Animals and Fantasy Scenes to Holiday Pictures, Designed ... for Creative Relaxation and Stress Relief

tiwari, Mr. shiva kant The Ultimate Brain Games Puzzle Book: 120 Mixed Crossword and Sudoku Puzzles A Fun and Challenging Collection of Logic & Number Games to Boost Brain Power and Provide Hours of Entertainment

tiwari, Mr. shiva kant The Ultimate Puzzle Duo: Crosswords and Sudoku: A Collection of 120 Mixed Puzzles (60 Crosswords and 60 Sudoku) to Challenge Your Mind, Relieve Stress, and Boost Your Logic & Skills

ARYA, Mr. AMIT Mind Maze & Sudoku Challenge: A Brain-Teasing Puzzle Book": "Test Your Skills with a Variety of Challenging Puzzles and Keep Your Mind Sharp