Yakko Warner sings a song that explains time and time zones. He introduces the International Date Line and illustrates the idea through real-world examples.

Glaciers appear on almost every continent. However, they are rapidly melting due to the warming climate.

Beakman explains how they make underwater tunnels using a fish tank with gravel in the bottom. He then puts a hamster tunnel in it to show how the hamster could get from one side to the other without getting wet. They then show a clip of how the Chunnel was made between England and France.

Arnold, Helga, and a few other classmates act in a play titled Romeo and Juliet. Their play is a short summary of the Shakespearean tragedy.

Bart and Gina visit a blacksmith to get their handcuffs removed. The blacksmith creates a key by heating up metal, shaping it in the desired manner, and then cooling it.