Finch, as a substitute teacher, draws a circle on the board along with the symbol, Pi, and asks the class what it means. When a student asks what Pi is good for and when one would use it, he gives a compelling answer.

This clip explains the importance of constants: what they are and how they play a role in derivatives and integrals. This significant clip explains how to use integrals in an equation and on a graph while incorporating the logistical and necessary definition of constants. This uses visuals of a graph and numbers to form the equation and understanding of integrals, derivatives, and constants. Shini also explains initial value and position graphs.

In order to beat Dr. Strange, Spiderman uses geometry. He notices an Archimedes spiral and lists some geometric terms such as squaring the radius, dividing by Pi, and plotting points.

How to use simulations to solve statistical problems.

Fred encounters Arnold, the paperboy, and pays him for the daily newspaper. Fred is dissatisfied with the newspaper as of late and tells Arnold he'd like to cancel his subscription. Arnold convinces Fred to stay a customer by changing his weekday and weekend rates. Fred agrees, but Barney mentions that Fred is actually paying more per week than before with the "special" rate.