This book contains a carefully selected range of different types of puzzles. The purpose of this selection is to test, challenge and even confuse the brain! To make it work as well as succeed!Following the success of "Train Your Brain", there is a growing market of people who are conscious of needing to improve their brain power and strengthen their performance.This book does just that! In a very user-friendly design, this is a colourful and fun challenge.
The UK's highly respected and most successful puzzle-building machine