We now know that brain cells begin to deteriorate naturally once our brains have matured in our early 20s. The good news is that you can do something about that. This book will help you to delay 'the slowing down' of your brain function by supplying brain-building puzzles that target the specific skills that help us do well at work, build a useful store of memories, & plan for & live an interesting old age. Take charge of your brain's future! No matter what your age, the exercises in this book can help shape up your brain's circuits so they will be there whenever you thee them to perform.