A handy, paperback book perfect for popping into a pocket or school bag, packed with puzzles, games and activities that will put your powers of logic to the tes

This sophisticated and feminine puzzle book is small in size but big on fun and style. Pocket Posh Sudoku 3 has 100 fun puzzles. The cover features an irresisti

Challenge your teen's mind and strengthen their logical thinking Want to boost your teen's brainpower? This standout among puzzle books for teens is the way to

Get your brain working with 200 grid-based logic puzzles from the Puzzle Baron! Filled with complex and fun brain teasers that range in difficulty, this book wi

Once you have eliminated the impossible, whatever remains -however improbable - must be the truth. (Spock). Mr Spock is famed throughout the universe for his me