Glancing down at the booklet in front of her, the student was unsure of how to approach the test. She had talked to her older brother about the SAT, but since he had taken it, changes had obviously occurred....

As teenage girls shrieked, Paul, John, George and Ringo stepped onto the stage of the Ed Sullivan Show — Feb. 23, 1964. The floppy-haired British youth, known as The Beatles, opened their performance...