According to some estimates, Americans are sitting on $30 billion worth of unredeemed gift cards.
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Infants spend more time dreaming than adults do.
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Every human spent about half an hour as a single cell.
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Babies crawl an average of 200m a day.
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The world's tallest man reached 8 feet 11 inches at 21.
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The world's youngest parents were 8 and 9 and lived in China in 1910.
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