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8th grade "Engineering Concepts" class at Roper Middle School (Junior High School) in Washington, D.C., on March 11, 1996. (Photo by Laura Patterson/CQ Roll Call via Getty Images)

8th grade "Engineering Concepts" class at Roper Middle School (Junior High School) in Washington, D.C., on March 11, 1996. (Photo by Laura Patterson/CQ Roll Call via Getty Images)

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