Now that we have passed the midpoint in the course, and everyone is filled with anxiety, Discussion #4 is designed to lighten the mood and to entertain you. Please watch the video below and let us know your "reaction" in 50 words or more (Was it entertaining? Do you think it's "rigged"? Could you learn to calculate numbers in your head? Do you have any number tricks to share?). https://www.youtube.com/watch?v=e4PTvXtz4GM .