This clip describes the challenge. The students are tasked with the challenge of creating an octagon shaped trophy. Shanen explains how welders need strong critical thinking skills in order to do their work.

Mr. Keating emphasizes the real-world applicability of words, language, and poetry. He encourages his students to contemplate their life's purpose. The human race is full of passion- poetry, beauty, romance and life: the things people stay alive for. "The powerful play goes on, and you may contribute a verse. What will your verse be?"

This clip describes the experience of one student adjusting to a new environment for his welding. He discusses how making a change to any of the setup creates challenges and unfamiliarity in his work. Shanen compares welding to rock climbing and how tackling a challenge in practice is very different than how you think you'd approach it conceptually.

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.

Beakman explains what metals are and how they occur naturally. He then pretends to be Andrew Carnegie to explain how he figured out how to make steel. Beakman explains that steel is a lot stronger than iron so this allowed us to create buildings, strong machines, etc.