According to some estimates, Americans are sitting on $30 billion worth of unredeemed gift cards.
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American school children rank 25th in math and 21st in science out of the top 30 developed countries, but ranked 1st in confidence that they outperformed everyone else.
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The Statue of Liberty is made out of copper. When originally built, it looked like a shiny new penny!
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In 1963, the US Military created an artificial ring around Earth, similar to that of the planet Saturn. The ring was made of copper needles and was used for worldwide communications in the case that the Soviets disabled all other methods of communication.
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In 1700s, the deer skin was a common medium of exchange between the trading settlers and the native Red Indians in America. This is how a buck became a slang for a dollar.
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Al Capone's armored limousine, after being seized by the feds, was later used to protect Franklin Delano Roosevelt (FDR), 32nd President of the US, after the attack on Pearl Harbor.
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In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
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