Jordan conducts a science experiment in front of her class. In her experiment, she holds in front of her a ball suspended by a string and releases it. She states that, when the ball swings, it will never reach the same in front of her again.
The Griswold family takes the security guard of Wally World, Lasky, hostage and makes him take them on all of the roller coaster rides. Before the ride starts, Lasky warns Rusty that he didn't have a positive experience with the ride in the past. Throughout the entire ride, Lasky appears to be nervous and sick to his stomach.
Professor Actual Factual tells Brother and Sister a little about the environment within Bear Country, including the problem of the increasing size of the landfills. He expresses the importance of taking care of the environment through a couple of ways.