7productsWhat was the first product to have a barcode scanned at a checkout, in 1974?Show AnswerLearn MoreShare
7productsWhich product was invented by Percy Spencer after he noticed a chocolate bar melting in his pocket near a magnetron?Show AnswerLearn MoreShare
7laborWhich president fired over 11,000 striking air traffic controllers in 1981?Show AnswerLearn MoreShare
7fadsWhat collectible plush toy craze of the late 1990s was manufactured by Ty Inc.?Show AnswerLearn MoreShare
7lawWhat landmark 1954 Supreme Court case declared racial segregation in public schools unconstitutional?Show AnswerLearn MoreShare
7lawWhat is the name of the principle that a person cannot be tried twice for the same offense?Show AnswerLearn MoreShare
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