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!

Gets lost in space (topic: the solar system); Arnold's know-it-all cousin gets Ms. Frizzle's class lost in outer space. Out of this world (topic: space rocks): When an asteroid heads straight for the school, Ms. Frizzle arranges a field trip into space. Gains weight (topic: gravity): Ms. Frizzle takes the class into space and turns the bus into a planet with adjustable gravity. Plays ball (topic: forces): Ms. Frizzle combines physics and baseball...