Washoe County Library System

Simple language and humorous illustrations show how forces make things move, prevent them from starting to move, and stop them from moving. There are forces at work whenever you throw a ball, run up the stairs, or push your big brotheroff the couch. Want to learn more about the forces around you? Read and find out!

In the haunted house: As the adventure begins, Carlos's instrument is sickly sounding, but what he hears in the seemingly haunted Sound Museum ignites his curiosity. While the visit to the spooky museum is more than the class bargained for, it leads to the episode's lesson on the origins and behavior of sound waves. Gets ready, set, dough: On Ms. Frizzle's birthday, the bus gets baked into a cake. Plays ball: Dorothy Ann loves her physics book;...