books by subject
Brain Teaser Games
Sudoku
Super Brain: 101 Easy Ways to a More Agile Mind
Sherlock Holmes Escape Book, The: The Adventure of the London Waterworks
The Bumper Book of Would You Rather?: Over 350 hilarious hypothetical questions for anyone aged 6 to 106 - the perfect stocking filler for kids!
The Guardian Cryptic Crosswords 1: A collection of more than 100 perplexing puzzles
Animalisticus Fantasticus: 600 Amazing and True Facts About Animals
Puzzle-Tastic Wordsearch
Learn How to Solve Cryptic Crosswords: A Course for Beginners
The Ultimate Crossword Collection: 400 Cryptic Crosswords in 4 volumes!
"Puzzler" 1001 Amazing Puzzles
A Question of Sport Quiz Book
The QI Annual 2009
The Natural History Puzzle Book: Discover the natural world with these perplexing family puzzles!
The Hamlyn Word Game Dictionary
The Classical Music Quiz Book
Only Connect: The Difficult Second Quiz Book
Paper Pong
Optical Illusions and Puzzles
Puzzles for Medical Students: Differential Diagnosis
Collins Pub Quiz: 10,000 easy, medium and difficult questions (Quiz Books)
The Times Cryptic Crossword Book 22: 100 world-famous crossword puzzles (The Times Crosswords)
The Pilot Who Wore a Dress: And Other Dastardly Lateral Thinking Mysteries
The Bible Book: A User's Guide
The Big Book of Celebrity Inventions
The Ultimate Boston Bruins Trivia Book: A Collection of Amazing Trivia Quizzes and Fun Facts for Die-Hard Bruins Fans!
Optical Illusions
MENSA CHALLENGE YOUR BRAIN MATH LOG
Learn on the Loo: Making Your Me Time More Productive
The Scottish Quiz Book