Explores the world of classic logic puzzles, and tells the amazing stories behind them, from the Lighthouse of Alexandria to code-breaking with the Enigma machine.
Here are brain teasers that even math whizzes have never seen explored by a mind is as nimble and playful the author of Number Freak and the New York Times' near-genius crossword setter.
"A man is found dead in a room, hanging from a rope with only a puddle of water beneath him: What happened?" These are just the things to get your brain working at full speed!
Praise for Derrick Niederman:
'A great maths book for geeks and non-geeks alike.' Johnny Ball
'This book is a complete joy. It made me smile. A lot.' Carol Vorderman
'Once you start reading Number Freak it's just like the number system itself - impossible to stop.' Ian Stewart
