Reference Titles

A bumper collection of easy, medium and difficult Su Doku puzzles to test your mental dexterity, powers of logic and deduction. 100 easy, 100 medium and 100 hard puzzles. Solutions easily found at the back of the book.

A study of the forensics of Agatha Christie, from author and pathologist, Carla Valentine

The Ministry of Quizzes is the ultimate authority for quiz solvers, setters and scholars, posing irresistible questions and puzzles that will test any seasoned quizzer.

200 sudoku puzzles from the UK's best-selling quality paper.

When you open this little book, the state secrets of the game of bridge lie in your hands. They cover everything you need to know to go from being a bridge beginner to an international mastermind!

Are you smarter than a Singaporean ten-year-old? Can you beat Sherlock Holmes? If you think the answer is yes - I challenge you to solve my problems. Pit your wits against logic puzzles and kinship riddles, pangrams and river-crossing conundrums. Some solutions rely on a touch of cunning, call for creativity, need mercilessly logical thought.

The perfect stocking filler for su doku lovers this Christmas. Stretch your powers of logical deduction with these 200 new Su Doku puzzles, in easy, medium and difficult categories.

The perfect stocking filler for wordsearch lovers this Christmas. Keep your mind alert with 200 new word search puzzles, arranged in themes, and presented in a handy format.