This amazing Mensa" puzzle book contains hundreds of puzzles created by the world famous high IQ society. In it you can pit your wits against some of the most intelligent puzzle designers in the world... There are logic puzzles visual & spatial teasers crafty conundrums & all sorts of posers to help you exercise your brain & achieve your maximum mental potential! The book is divided into three sections all crammed full of easy medium & tough puzzles to suit even the most dedicated puzzle fan. All the answers are included in case you get stuck as you work your way through an amazing variety of superb quality puzzles."