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It's important at any age to keep the brain chugging away on new and challenging exercises. Now that I'm in my sixties, close to seventy, it's more important than ever to recharge and, yes, regenerate brain cells. New evidence reported recently in Scientific American: Thousands of new cells...
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I do it and so can you! This web site is just wonderful!
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It took me a and hour or so over a 3 day period to first solve. But, then after that , I was addicted and got it down to about 30 minutes! I found I didn't have to check the Solution Guide, I remembered what I had learned and did it over and over.