What is a pulley? A push or pull is a force that makes something move, or stops it from moving. Explore the power of a simple push in this informative book.
Author: Robin Nelson Grade Level: K-1 Content: Push and Pull, forces and motion unit
This book reviews what a force is. It can either be a push or pull. They illustrate the sentence such as "A force can be a pull" with a tug of war actual picture. This allows the audience to understand what they mean by "a force can be a pull" as when children play the game tug of war with a rope and opposing teams pulling on the rope.