Multiplique el Poder de Su Mente

Based upon easy-to-use, scientifically based tools and techniques, Stine provides a proven step-by-step program to help unlock the hidden abilities of the mind and make mental powers soar. Stine explains that using twice as much of the brain doesn't have to take twice as much effort. She teaches how to use the brain more efficiently-producing double the results without using any more mental energy than before.