Title: A-Z Puzzle Book: Have You Got the Knowledge?, Author: Collins UK
Title: Brain Games Summer Puzzles, Author: PIL
Title: Criss-Cross Puzzles, Author: Paisley Puzzles
Title: Number Puzzles, Author: Paisley Puzzles
Title: Pride and Prejudice: Puzzles, Games, and Activities for Literary Enthusiasts, Author: Il Cartavolante
Title: Puzzle Books for Adults (Games, Puzzles & Trivia Challenges Specially Designed to Keep Your Brain Young), Author: Speedy Publishing LLC
Title: Puzzle Chest, Author: Ella Harris
Title: Sherlock Holmes: Puzzles, Games and Activities for Literary Enthusiasts, Author: Il Cartavolante
Title: Super IQ Tests, Author: Fraser Simpson
Title: The Canterbury Puzzles, Author: Henry Dudeney
Title: The Puzzler: One Man's Quest to Solve the Most Baffling Puzzles Ever, from Crosswords to Jigsaws to the Meaning of Life, Author: A.J. Jacobs
Title: The Scotland Yard Puzzle Book: Test Your Inner Detective by Solving Some of the World's Most Difficult Cases, Author: Sinclair McKay
Title: The Total Brain Workout: 450 Puzzles to Sharpen Your Mind, Improve Your Memory & Keep Your Brain Fit, Author: Marcel Danesi