It took volunteers 25 hours to move 750,000 plastic balls from the National Building Museum's "Beach" installation to Dupont Underground, a creative arts institution in Washington, D.C. Christina Cala/NPR hide caption

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Released in 1963 and marketed with cosmetic updates ever since, the Easy-Bake Oven has introduced generations of American kids to the kitchen. But it wasn't the first toy to do so... Hasbro hide caption

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