How Pulleys Work - Mezzanotte, Jim, and Nations, Susan (Consultant editor), and Voege, Debra (Consultant editor)

Forces and motion are key concepts in the elementary science curriculum. How Simple Machines Work uses easy-to-read text and full-color photographs to help young readers understand the principles behind simple machines. Each volume includes three diagrams to enhance understanding. The text has been vetted by a science curriculum consultant and a ... Read More

How Pulleys Work 2006, Weekly Reader Early Learning Library, Milwaukee, WI

ISBN-13: 9780836873481