The symptoms came on gradually. They began early in my 30s. I had occasional but severe heartburn. Once in a while, stomach cramps doubled me over. As I began the countdown to menopause, heartburn became weekly episodes. The doctor’s test for gall bladder problems, based on the rising frequency of gut pain, proved nothing. The incidences of pain…
Can you see it? Can you hear it? Can you feel it?
This important math concept is beautifully explored in a way that will inspire children to find zero everywhere – from the branches of a tree by day to the vast, starry sky by night.
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