LOS ANGELES -- More than 300,000 students took the Advanced Placement Calculus AB Exam last year, and a 17-year-old Los Angeles high school student was one of 12 people in the world to earn a perfect ...
(CBS) - I feel you're probably getting tired of my mentioning how much I love to put out videos that emphasize science or learning of any kind, but... I LOVE to put out videos that emphasize science ...
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