books by subject
Brain Teaser Games
The Big Book of Brain Games: 1000 PlayThinks of Art, Mathematics and Science
Geek Logik: 50 Foolproof Equations for Everyday Life
Classic Lateral Thinking Challenges
My Best Mathematical and Logic Puzzles (Dover Recreational Math)
Chess for Kids: How to Play and Win
The Times Su Doku
The Times Quick Crossword Book 10: 80 General Knowledge Puzzles from The Times 2 (The Times Crosswords)
The Times Crossword Collection: 160 of the most famous crosswords in the world (The Times Crosswords)
The Times Su Doku Book 2: 100 original puzzles
The Times Junior Su Doku (The Times Su Doku)
The Times Su Doku Book 4: 100 original puzzles: Bk. 4
The Times Su Doku Book 5: 100 original puzzles
The Times Killer Su Doku Book 1: 110 lethal Su Doku puzzles (The Times Su Doku)
The Times Samurai Su Doku 2: 100 extreme puzzles for the fearless Su Doku warrior (The Times Su Doku)
Planes, Trains and Su Doku
Times Cryptic Crossword Book 13: 80 of the world’s most famous crossword puzzles: Bk. 13 (Times Crossword)
The Times: Train Your Brain Puzzle Book (The Times Puzzle Books)
The Times: KenKen: Bk. 1: The New Brain-training Puzzle Phenomenon
The Times Fiendish Su Doku Book 3: 200 challenging Su Doku puzzles (The Times Fiendish Su Doku Puzzle Books)
The Times Ultimate Killer Su Doku: 120 of the deadliest Su Doku puzzles (The Times Su Doku)
Collins Bradford’s Pocket Crossword Solver’s Lists (Dictionary)
Collins Bradford’s Crossword Solver’s Lists
The Times Super Fiendish Su Doku Book 1: 200 of the most treacherous Su Doku puzzles
The Times Samurai Su Doku 3: 100 extreme puzzles for the fearless Su Doku warrior
The Times Quick Crossword Book 20: 80 General Knowledge Puzzles from The Times 2 (The Times Crosswords)
The Times Fiendish Su Doku Book 11: 200 challenging Su Doku puzzles (The Times Fiendish Su Doku Puzzle Books)
The Times Quick Crossword Book 22: 100 General Knowledge Puzzles from The Times 2 (The Times Crosswords)
Mensa Mighty Mind Benders Mega Mazes
The Family Quiz Book: 1st
