Sudoku Medium Puzzles Book Concept Presents 200 Puzzles Books Volume 2: 200 Puzzles (Medium) - Paperback

Perplexing Logic Puzzles: Solve More Than 100 Brilliant Brainteasers - Paperback

Pattern-Based Constraint Satisfaction and Logic Puzzles: Third Edition, Hardcover - Hardcover

7x7 Futoshiki Puzzle: The Best Logic Puzzles Collection - Paperback

Pattern-Based Constraint Satisfaction and Logic Puzzles (Third Edition) - Paperback

Trilogy Puzzle: 250 Hard Logic Puzzles 11x11 - Paperback

Kakuro Puzzle Level 1, Adult Puzzle Book 80 Puzzles: Cross Sums Puzzle Books for Adults - Paperback

Ultimate Mind Games Pocket Puzzles - Spiral

Codex Mysterium: Unique and eccentric brain teasers, puzzles and enigmas - Paperback

Futoshiki Puzzles For Adults - Vol. 1: 100 'More Or Less' Logic Puzzle Games With Solution: Mixed Grid Sizes 5x5 6x6 7x7 8x8 - Paperback

Numbrix Mini Puzzles: 3 Levels: Easy, Medium and Hard - Paperback

Mystifying Mind Benders: Over 100 Cunning Riddles, Puzzles & Mysteries to Solve - Hardcover

The 125 Best Brain Teasers of All Time: A Mind-Blowing Challenge of Math, Logic, and Wordplay - Paperback

Logic Puzzles for Beginners: Clouds Puzzles - 200 Logic Puzzles with Answers - Paperback

Nonogram Logic Puzzles Out of Space: Challenging Hanjie Puzzle Collection with Japanese Picture Riddles Fun Brain Tease for Adults - Paperback

Puzzle Pack: Mythology - Paperback

Brainplay Trickiest Puzzles Ever: Book of Perplexing Brain Teasers, Logic Puzzles, Riddles, Thinking Games and More Problem Solving Fun for Kids 7 and - Paperback

The Everything Logic Puzzles Book, Volume 2: 200 More Puzzles to Increase Your Brain Power - Paperback

The Everything Logic Puzzles Book Volume 1: 200 Puzzles to Increase Your Brain Power - Paperback

Brainplay Most Challenging Picture Puzzles Ever: 144 Pages of Visual Puzzles and Brain Teasers for Kids 7 and Up, Hidden Pictures Puzzles, Mazes, Ridd - Paperback

Another Logic Workbook for Gritty Kids: Spatial Reasoning, Math Puzzles, Word Games, Logic Problems, Focus Activities, Two-Player Games. (Develop Prob - Paperback

Brainplay Nearly Impossible Puzzles: Highlights Puzzle Book for Kids with Super Hard Brain Teasers, Logic Games, Hidden Objects and Wordplay for Puzzl - Paperback

The National Gallery Masters of Art Puzzle Book: Explore the World's Greatest Artists in 100 Stunning Puzzles - Paperback