'I'VE FORGOTTEN EVERYTHING I LEARNED IN SCHOOL!'

The Guiness Hall of Fame lists Parade columnist vos Savant's IQ as 228. Is it possible that what makes her so smart is that she realized, a while ago, that she could make more money by being cute than by thinking? Here she offers exercises for those who fear that their brains are becoming as flaccid as their muscles, breaking her little mind-spa down into four main categories (memory, comprehension, concrete thinking, and abstract thinking), each with its own subcategories. To be sure, there is some interesting stuff, most of it smart, in this amusing hodgepodge—fun hoops through which the mind can jump while the body is, say, in the john.