Maximize Your Brainpower: 1000 New Ways To Boost Your Mental Fitness Philip Carter, Ken Russell ISBN: 978-0-470-84716-9 Paperback 240 pages September 2002 US $14.95 Add to Cart This price is valid for United States. Change location to view local pricing and availability. This is a Print-on-Demand title. It will be printed specifically to fill your order. Please allow an additional 5-6 days delivery time. The book is not returnable.