Active Mind Logic Puzzles: Numbers

This book is for you to enjoy, it had been specially written to give you a full mental workout. There are 200 questions and 4 levels of difficulty. You will find yourself totally absorbed as you delve into the darkest corners of your brain looking for solutions. As you progress through the different levels you will experience a great sense on achievement, and you will be pleasantly surprised at how well you are able to concentrate and recall information. Keeping an active mind had been shown to play a critical part in delaying the onset of Alzheimer's and other types of dementia. Work the puzzles out in your head, make notes if you need to, however, the more information you commit to memory the greater the effects of the workout.