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> insect galls on oak leaf > > When insects lay eggs on leaves, little bumps called galls swell up > all around the eggs. Sometimes, the leaves or stems of plants become spotted with little…
> Long ago, the Greeks discovered something very odd about six. It can > be divided evenly by three numbers that are less than itself—one, > two, and three. And, these three numbers add up to six!…
A meter is slightly longer than a yard, or just a little longer than five Childcraft books placed flat, side by side. The word meter comes from a Greek word that means “measure.” And it is from the…
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