This lively guide is packed with ideas and exercises that will stretch readers brainpower - helping them to think both more clearly and in totally different ways. A mental workout for creating a lively mind the book shows how to: Build a store of knowledge and make use of it, test memory and recall skills and improve upon them, and increase creativity and the ability to think laterally. The main section of the book comprises over 70 exercises - each taking between 5 and 30 minutes to undertake. Each exercis is ranked on scales for knowledge, memory and creativity to guide readers to techniques that will both polish their personal mental powers and exercise their minds. A further ranking system tells readers how much fun each exercise is to work through.