Introduction On Friday, January 12, 2007, Joshua Bell, a world-renowned classical violinist, began to play in a Washington D.C. metro station. Bell was wearing jeans,
Have You Ever? You’re helping your uncle Brian watch his children at an aquarium. A fire alarm goes off, and scares your youngest cousin Cordelia.
Problem Your school is having students take their annual vision test, but to save time, they’re having multiple students go at once. In each group
Background Your coach has introduced a new training method: at practice, you’ll jump hurdles while wearing weights on your legs. The idea is that after